Introduction

The question of Israel’s place in God’s plan after the coming of Christ has been a source of theological division for centuries, often charged with historical weight and emotion. The debate typically settles into two opposing camps, both of which miss the balance of Scripture.

On one side stands Replacement Theology (or supersessionism), a view held by some reformed groups, which argues that the Christian Church has replaced ethnic Israel as the people of God, inheriting all their covenant promises while leaving national Israel with no future prophetic significance. This view has, at times, provided theological soil for antisemitism.

On the other extreme, certain hyper-Zionist movements propose that unbelieving ethnic Jews retain a special covenantal status apart from faith in Christ, creating a separate path to God that overlooks the New Testament’s call to salvation through Jesus as the Messiah alone. Both positions fail to grasp the nuance that the Apostle Paul lays out in Romans 9 through 11.

These chapters  are a cry from the heart of a Jewish man, steeped in the Scriptures of his people, who is also the apostle to the Gentiles. Paul presents a mystery, rooted in the sovereignty and faithfulness of God. To understand this, we must avoid the error of overlooking Paul’s message that God has not abandoned His people or nullified His promises. But we must also avoid the error of ignoring that individual Jews, like individual Gentiles, are cut off from the covenant promises for their unbelief.

The biblical balance requires us to hold two contradictory truths in tension: God’s faithfulness to His national promises to Israel, and His requirement of personal faith in His Son for salvation for every individual.

The Privileges and Paradox of Israel (Romans 9)

Paul begins his argument with “great sorrow and unceasing grief” in his heart for his kinsmen who had rejected the Messiah that their scriptures promised (Rom. 9:2). Before diagnosing their failure, he establishes their position in redemptive history by listing their privileges: “to whom belongs the adoption as sons, and the glory and the covenants and the giving of the Law and the temple service and the promises, whose are the fathers, and from whom is the Christ according to the flesh” (Rom. 9:4-5). Each of these is a pillar of God’s self-revelation, and Paul’s grief is rooted in the tragedy of a people so privileged, yet so blind.

• The “adoption as sons” refers to God’s national election of Israel. He declared to Pharaoh, “Israel is My son, My firstborn” (Exod. 4:22). This was a corporate relationship that set them apart from all other nations. As a father, God provided for them, protected them, disciplined them for their disobedience (Hos. 11:1), and gave them an inheritance. This sonship was a national identity, a focus of His fatherly care that no other nation experienced.
• The “glory” refers to the Shekinah, the visible manifestation of God’s presence that dwelt among them. This was seen in the pillar of cloud by day and fire by night that led them through the wilderness, and in the glory that filled the Holy of Holies within the tabernacle and temple. No other nation had God dwelling so tangibly in their midst, a reminder of His holiness and proximity.
• The “covenants” were the divine treaties that structured their national existence. These were binding agreements initiated by God. Chief among them were the Abrahamic covenant, promising land, descendants, and a blessing to all nations; the Mosaic covenant, which established their national law and relationship with God at Sinai; and the Davidic covenant, promising an everlasting throne and kingdom through David’s lineage. These covenants were the constitution of Israel.
• The “giving of the Law” from Sinai was not a burden but a gift. It was a revelation of God’s character and the blueprint for their society. To a world of paganism and arbitrary laws of kings, God gave Israel a standard of justice, mercy, and wisdom (Deut. 4:8). It revealed His nature and provided a framework for a holy community life.
• The “temple service” was the ordained system of priesthood and sacrifice, providing a way for a sinful people to approach a holy God. Centred at the tabernacle and later the temple, the Aaronic priesthood and the sacrificial system were a reminder of both the seriousness of their sin and God’s provision of atonement. It was the heart of their religious and national life.
• The “promises” are the prophetic hopes woven throughout their Scriptures. These went beyond the general covenantal agreements to include prophecies of a coming Messiah, a New Covenant written on the heart (Jer. 31:31), the future restoration of the nation, and the establishment of God’s eternal kingdom. They possessed a road map to the future.
• From them came “the fathers”—Abraham, Isaac, and Jacob. These patriarchs were the root of the nation and the recipients of the covenant promises. Israel’s identity was tied to being the descendants of these men with whom God had personally walked and spoken. To be a son of Abraham was to have a claim on this redemptive history.
• And finally, the privilege that crowns all others: from them came “the Christ according to the flesh.” The Messiah, the Son of God, took on human nature through their lineage. The genealogies of Matthew and Luke trace His ancestry through David and Abraham. They were not just the recipients of prophecy; they were the channel through which God the Son entered human history and  God revealed Himself to the world.

However, as Paul argued at the beginning of his letter, with greater blessing comes greater responsibility and judgment for disobedience. Their privileged position meant they should have known better. The tragedy, Paul explains, is that they pursued righteousness through the wrong means. While the Gentiles, who were not pursuing it, attained a righteousness that is by faith, Israel, “pursuing a law of righteousness, did not arrive at that law” (Rom. 9:31). Why? “Because they did not pursue it by faith, but as if it were by works” (Rom. 9:32). They treated the Law not as a guide that revealed their need for God’s grace, but as a ladder of human achievement. Consequently, they stumbled over the “stumbling stone”—Christ Himself—because He offered a righteousness received as a gift, which was an offense to their system of merit based on works. They sought to establish their own righteousness through legal observance rather than receiving the righteousness that God provides by faith.

A Zeal without Knowledge (Romans 10)

Paul’s heartache continues into chapter 10, where his personal investment is clear: his “heart’s desire and my prayer to God for them is for their salvation” (Rom. 10:1). He does not dismiss his kinsmen as apostates but testifies to their religious passion, a passion he once shared. “For I testify about them that they have a zeal for God, but not in accordance with knowledge” (Rom. 10:2). The religious leaders of Israel were experts in the sacred texts, observing rituals and traditions. Their lack of “knowledge” (Greek: epignosis) was not an absence of information but a failure to grasp the relational truth their own Scriptures proclaimed: the nature of God’s righteousness.

The core of their error was a refusal to submit to God’s method of making people righteous. Instead, “seeking to establish their own” righteousness, they became spiritually blinded (Rom. 10:3). They attempted to build a standing before God based on their own merit—their ability to keep the Law, their ethnic heritage, and their religious performance. This project was flawed because, as Paul declares, “Christ is the end of the law for righteousness to everyone who believes” (Rom. 10:4). Christ is the telos—the goal, the fulfilment, and the termination point—of the Law’s function as a path to righteousness. The Law was meant to lead them to Him, but they made the Law itself the destination.

This echoes the words of Jesus, who confronted the same zeal: “You search the Scriptures because you think that in them you have eternal life; it is these that testify about Me” (John 5:39). Their study of the holy texts became a barrier to recognising the person to whom the texts pointed. Jesus diagnosed their misplaced trust: “Do not think that I will accuse you before the Father; the one who accuses you is Moses, in whom you have set your hope” (John 5:45). Their confidence in their interpretation of Moses and the Law became an idol that blinded them to the Messiah.

Paul then uses their own Scriptures to dismantle their position. He argues that the message of righteousness by faith was never a hidden or foreign concept. Quoting from Deuteronomy 30, he shows that the path to life was never meant to be a quest of human achievement. Moses had said the commandment was not far away in heaven or across the sea. Paul applies this Christologically: one does not need to ascend to heaven to bring Christ down, nor descend to the abyss to bring Him up from the dead (Rom. 10:6-7). The work of salvation has already been accomplished by Christ’s incarnation, death, and resurrection. No human effort is required.

Instead, the word is “near you, in your mouth and in your heart” (Rom. 10:8). This is the word of faith: a simple trust that leads to salvation. All that is required is to “confess with your mouth Jesus as Lord, and believe in your heart that God raised Him from the dead” (Rom. 10:9). Their system of works-righteousness stood in contrast to the reception of a gift offered freely. Their zeal, though fervent, was directed at the signpost rather than the destination.

God’s Unchanging Faithfulness (Romans 11)

Having established Israel’s national failure and stumbling, Paul asks the question that confronts Replacement Theology: “I say then, God has not rejected His people, has He?” His answer is “May it never be!” (Rom. 11:1). This is a strong negation in Greek, expressing an impossibility. To prove this, Paul first points to himself as proof: “For I too am an Israelite, a descendant of Abraham, of the tribe of Benjamin.” The existence of even one Jewish believer in Christ is evidence that God has not issued a blanket rejection of His people. Second, he argues from history that God has always worked through a faithful remnant. Just as in the days of Elijah when national apostasy was rampant, God reassured the prophet that He had reserved seven thousand men who had not bowed the knee to Baal. So too, Paul says, “there has also come to be at the present time a remnant according to God’s gracious choice” (Rom. 11:5). This remnant, chosen by grace and not works, has always been the vehicle of God’s promise, proving that national disobedience has never thwarted divine sovereignty or nullified His original election.

He then introduces his analogy to explain the relationship between this remnant, the unbelieving nation, and the new Gentile believers: the olive tree.

• The Root: The root that supports the entire tree is the Abrahamic covenant and the patriarchs. It represents God’s promises and the source of spiritual life and blessing.
• The Natural Branches: These are the ethnic people of Israel. By birthright, they are the heirs of the promises flowing from the root.
• The Wild Branches: These are Gentile believers. They are described as branches from a “wild olive tree,” signifying they have no natural claim to the covenant promises made to Abraham’s descendants.

Paul explains that some of the natural branches were “broken off because of their unbelief,” while the wild, Gentile branches were “grafted in contrary to nature” to partake of the “rich root of the olive tree” (Rom. 11:17, 20).

He argues that ethnic descent does not guarantee salvation: personal unbelief severs an individual Jew from the life-giving root.  They are cut off and, from the perspective of the gospel’s progress, have become “enemies for your sake” (Rom. 11:28). There is no unconditional standing for unbelieving Jews.

He simultaneously argues that the Church has not replaced the tree but been added to it.  : “Do not be arrogant toward the branches,” he cautions, “but if you are arrogant, remember that it is not you who supports the root, but the root supports you” (Rom. 11:18). The life, the history, and the covenant promises flow from the Jewish root. The Gentiles are guests, not the new owners of the house. Paul then issues a warning: “Behold then the kindness and severity of God; to those who fell, severity, but to you, God’s kindness, if you continue in His kindness; otherwise you also will be cut off” (Rom. 11:22). This shows there is one standard for both Jew and Gentile: continuance in the covenant is conditional on faith.

Paul does not see the breaking off of the natural branches as final. He expresses hope for their restoration: “And they also, if they do not continue in their unbelief, will be grafted in, for God is able to graft them in again” (Rom. 11:23). He argues that if God could do the “contrary to nature” act of grafting in wild branches, “how much more will these who are the natural branches be grafted into their own olive tree?” (Rom. 11:24). This is an argument against any theology that posits a permanent replacement or rejection of Israel.

The New Covenant with the House of Israel

Further complicating Replacement Theology is one of the key prophecies of the Old Testament: the promise of a New Covenant. This promise was given by the prophet Jeremiah during a time of national apostasy, when the Mosaic covenant, written on tablets of stone, had been repeatedly broken by the people. The old covenant revealed God’s standard but did not provide the internal power for obedience, thus functioning to condemn sin.

In contrast, Jeremiah foretold a day of restoration when God would act decisively. “‘Behold, days are coming,’ declares the LORD, ‘when I will make a new covenant with the house of Israel and with the house of Judah’” (Jer. 31:31). It is not a promise made to the world in general, but to the specific national entity of Israel. This covenant would be different from the Mosaic covenant, defined by transformative, internal characteristics:

1. Internalisation of the Law: “I will put My law within them and on their heart I will write it” (Jer. 31:33). This points to the work of the Holy Spirit, changing the very desires of the heart so that obedience flows from an internal love for God, not external compulsion.
2. Universal Knowledge of God: “They will not teach again, each man his neighbour… for they will all know Me, from the least of them to the greatest of them” (Jer. 31:34). This promises an intimate, personal relationship with God for the entire community, removing the mediatorial barriers of the old system.
3. Complete Forgiveness of Sins: “For I will forgive their iniquity, and their sin I will remember no more” (Jer. 31:34). This speaks of a definitive and final atonement that the repeated sacrifices of the Mosaic Law could only foreshadow.

The author of the letter to the Hebrews quotes this passage at length in chapter 8 to demonstrate the superiority of Christ’s ministry. He argues that Jesus, as the mediator of this “better covenant” (Hebrews 8:6), has made the first covenant obsolete. The New Covenant has been inaugurated by the blood of Christ.

Here we encounter the “already and not yet” tension. Today, believers in Christ—both Jew and Gentile—experience the spiritual blessings of this New Covenant already. By faith, we receive the complete forgiveness of sins. We are indwelt by the Holy Spirit who writes God’s desires on our hearts. We have direct access to the Father through the Son. We, the “wild branches,” have been grafted in to partake of this covenant life.

However, a theology of replacement must ignore the explicit addressees of the original promise. The “not yet” aspect is the national fulfilment of this covenant with the house of Israel and the house of Judah. While the covenant is in effect and its blessings have been extended to all who believe, its final, corporate application to the nation to whom it was promised awaits the day of their restoration. This future fulfilment is a part of the restoration Paul speaks of in Romans 11, a day when the nation of Israel will corporately turn to their Messiah and experience the reality of this covenant relationship as a people. To claim the church has simply replaced Israel is to spiritualise the promise and detach it from its original context, ignoring the future hope for the “natural branches.”

The Mystery of Restoration

Paul concludes his argument by revealing a “mystery” (mustērion), a term he uses for a truth previously hidden in the Old Testament but now revealed by God through His apostles: “that a partial hardening has happened to Israel until the fullness of the Gentiles has come in; and so all Israel will be saved” (Rom. 11:25-26).

This “hardening” (pōrōsis) is a spiritual blindness that affects Israel on a national level. It is “partial” in two senses: it does not affect every individual Jew (as the remnant proves), and it is not permanent. It is a sovereignly permitted condition with a specific purpose and a set time limit. That purpose, Paul has argued, is to allow for the salvation of the Gentiles. Israel’s stumbling becomes the world’s riches (Rom. 11:12). God, in His providence, used their rejection of the Messiah as the very mechanism to extend the gospel to all nations. This extension of grace to the Gentiles is, in turn, designed to “make Israel jealous” (Rom. 11:11), to provoke them to see the blessings they have forfeited and desire them back.

The time limit on this hardening is “until the fullness of the Gentiles has come in” (Rom. 11:25).  This phrase denotes the completion of the Church’s mission in this age—the moment when the full number of elect Gentiles that God has determined to save has been brought into the one olive tree. This aligns with Jesus’s prophecy of the “times of the Gentiles,” a period during which “Jerusalem will be trampled under foot by the Gentiles” (Luke 21:24). When that period concludes, the focus of God’s redemptive plan will shift.

At that point, Paul declares, “all Israel will be saved.” This statement has been debated, but in the context of Paul’s argument about national Israel, it points to a future, corporate conversion of the nation. It does not mean every Jewish person throughout history, but that the nation as a collective entity will turn to the Messiah. This is a fulfilment of Old Testament prophecy. Paul immediately quotes from Isaiah 59:20-21: “The deliverer will come from Zion, He will remove ungodliness from Jacob.” This is a promise of national spiritual renewal linked to the coming of the Messiah. The prophet Zechariah gives a picture of this event, when the inhabitants of Jerusalem will “look on Me whom they have pierced; and they will mourn for Him” (Zech. 12:10) in national repentance. Therefore, God’s plan is not to abandon Israel, but to use the inclusion of the Gentiles as the instrument of their ultimate restoration.

Conclusion

The biblical view requires holding Paul’s truths in tension, avoiding simplistic answers to a complex redemptive plan. We must affirm that not all who descend from ethnic Israel are part of the true Israel of faith, as salvation has always been a matter of grace through faith, not bloodline. Israel’s national story is one of unfaithfulness, a pattern repeated through their history and culminating in the rejection of the Messiah. From the standpoint of the gospel, Paul states that those who reject Christ have made themselves “enemies” for the sake of the Gentiles who now have access. This truth guards against any notion of salvation based on ethnicity.

However, in the same breath, Paul insists that God has not rejected His people. They are still “beloved for the sake of the fathers” (Rom. 11:28), a status rooted in God’s unbreakable promises to Abraham, Isaac, and Jacob. “For the gifts and the calling of God are irrevocable” (Rom. 11:29). This truth guards against the arrogance of Replacement Theology. The Gentile church must not see itself as a replacement but as a wild branch grafted into a story that did not begin with it. We are supported by a Jewish root, and our own standing is conditional on continuing in God’s kindness, just as theirs was.

The Bible presents one covenant people, one olive tree, whose membership is defined not by ethnicity but by faith in the Messiah, Jesus. God’s plan includes a future for the nation of Israel, a time when they will be grafted back into their own tree. To deny this is to misunderstand the root that supports our own faith. Israel’s future restoration is the ultimate testament to God’s character—He is a God who is sovereign over human rebellion and faithful to His promises. The security of every believer, Jew and Gentile alike, rests on this very faithfulness.