Romans 4
Romans 4 — Commentary and Meaning
The short answer
Romans 4 is Paul's answer to an obvious question. He has just argued, in the first three chapters of the letter, that everyone — Jew and Greek alike — is made right with God through faith rather than by keeping the law. But was that true even for Abraham, Israel's founding father? Paul says yes, and he proves it by going back to Genesis 15:6, where Abraham believed God and it was "accounted to him for righteousness." Crucially, that verse comes before Abraham was circumcised and centuries before the law was given at Sinai. Abraham's right standing with God rested on trust in a promise, not on a résumé.
The chapter is really a retelling of a family story. God promised Abraham and Sarah a son when they were old and childless — a promise that, humanly speaking, was impossible. Abraham's faith was not a vague optimism but a concrete trust that the God who made the promise could keep it, that God "gives life to the dead" (4:17). The birth of Isaac is the proof case: righteousness by faith is not an abstract doctrine but something that happened to real people learning to trust God over a long, uncertain wait.
The accent throughout falls on God's initiative. God speaks first; the promise itself calls faith into being. Abraham does not earn the promise — he receives it. This is the passage the Protestant Reformers rallied around with the phrase sola fide, "faith alone." Romans 4 ends by widening the circle: what was written about Abraham was written for us too, who trust the God who raised Jesus from the dead. Abraham turns out to be the father not of one nation only, but of everyone who believes.
What scholars say
These two scholars answer complementary questions: A. Katherine Grieb shows how Abraham's story is already woven into Romans 1–3 before Paul names him, and how the birth of Isaac becomes a concrete display of the righteousness of God announced in Romans 1:16–17. Walter Brueggemann explains why Genesis 15:6 — where God's gracious promise comes first and creates Abram's faith — became central to Paul's argument and, much later, the rallying cry of the Reformation.
“Without naming Abraham directly, Paul has already introduced him into the story of God’s covenant righteousness in Romans 1–3, in his allusion to the story of Abraham’s intercession for the righteous in Genesis 18:25: “Shall not the Judge of all the world do what is right?” In Romans 4, Paul tells the story of Abraham and Sarah as they learn to trust God in the history of the birth of Isaac, the child of God’s promise. Not far in the background is another story: the story of Abraham’s near sacrifice of Isaac and God’s timely rescue of the beloved son (Gen. 22). 2 The story of Abraham, especially, is a concrete instance of the righteousness of God that is being revealed in the gospel: the power of God for salvation to everyone who trusts in God, to the Jew first and also to the Greek (1:16–17).”
“Verse 6 is also central to Paul, as seen in Romans 4 and Galatians 3. For Paul, faith and works stand in contrast: it is by faith alone that we are justified or made right before God. God's gracious action preceded anything that Abram did, and the word of promise creates Abram's faith. Faith is recognized as the new righteousness. Sola Fide "Faith alone": Paul's affirmation of Abraham's example was the rallying cry of the Protestant Reformation. Nevertheless Paul's argument fits our metaphor of the dance, because Paul's point is that God's blessing belongs not to those who perfectly obey the law but to those who live in faith, accepting God's free gift of grace. It is not for us to execute the moves perfectly, for God knows we must learn as we go.”
What it means for you
Most of us live with some version of the performance treadmill — the sense that our worth depends on getting everything right, spiritually or otherwise. Romans 4 offers a different starting point. Standing with God begins with a promise God makes, not a record we compile. Faith, on this reading, is less like an achievement and more like a response: trusting that God can do what God has said, even when circumstances look as barren as Sarah's hopes for a child.
That frees us to be learners rather than performers. We do not have to execute life perfectly to belong to God; we have to keep leaning on the One who keeps promises.
Romans 4 in context
Romans 4 sits at a hinge in Paul's letter. In chapters 1–3, Paul argues that all people, without exception, fall short, and that God's righteousness is now revealed through faith apart from the law (3:21–31). Chapter 4 then supplies the decisive test case: Abraham, whom Scripture itself says was counted righteous because he believed (Genesis 15:6). Having shown that faith was always God's way with Abraham, Paul moves in chapter 5 to describe the peace, hope, and grace that flow from being justified by faith.
Passages we cover in this chapter