What This Chapter Is About
Romans 4 presents Abraham as the paradigmatic case of justification by faith. Paul argues from Genesis 15:6 that Abraham was reckoned righteous through faith, not works — and that this reckoning occurred before circumcision (Genesis 17), making Abraham the father of both believing Gentiles and believing Jews. David is cited as a second witness to the blessedness of being reckoned righteous apart from works. Paul concludes by showing that Abraham's faith — trusting God to bring life from the deadness of his body and Sarah's womb — is the prototype of Christian faith in the God who raised Jesus from the dead.
What Makes This Chapter Remarkable
Paul's exegesis of Genesis 15:6 is one of the most influential readings of any Old Testament text in Christian history. The entire argument hinges on the Greek verb logizomai ('to reckon, credit') — used eleven times in this chapter. The chronological argument (vv. 9-12) is precise: Genesis 15 (faith reckoned as righteousness) precedes Genesis 17 (circumcision) by at least fourteen years, proving that Abraham's right standing predated and was independent of circumcision. The chapter redefines who Abraham's true children are.
Translation Friction
The relationship between Paul's reading of Abraham and James 2:21-24 (which argues Abraham was justified by works) has been debated since the Reformation. Paul and James use 'justify' in different senses and address different situations. We render Paul's Greek faithfully without harmonizing with James. The phrase 'apart from works' must be understood in Paul's specific argumentative context — he is not denying that genuine faith produces obedience (cf. 1:5, 'obedience of faith').
Connections
Genesis 15:6 is the foundational text, also cited in Galatians 3:6 and James 2:23. The David quotation comes from Psalm 32:1-2. The promise to Abraham (v. 13) draws on Genesis 12:1-3 and 17:4-5. Abraham's faith in the life-giving God (v. 17) connects to 2 Corinthians 1:9 and Hebrews 11:17-19. The resurrection formula in verse 25 echoes Isaiah 53:4-5, 12.
**Tradition comparisons:** The Latin Vulgate shaped Western theology here: Credidit...reputatum est...ad iustitiam (believed...was reckoned...as righteousness) — the Abraham-faith-righteousness nexus from Genesis 15:6 repeated by Paul. Reputatum (reckoned, counted) became th... See the [Vulgate Romans](/vulgate/romans). JST footnote at Romans 4:16: Promise by faith and grace to Abraham's seed clarified See the [JST notes](/jst/romans).