Person Old and New Testament
Isaac
Isaac was the son of Abraham and Sarah, and the father of Jacob and Esau. God made a covenant with him, renewing the promises given to Abraham. Mentioned in 123 verses across 21 books, first at Genesis 17:19.
Why it matters. Son of Abraham; father of Jacob and Esau.
- Primary passages
- Last reviewed
- 2026-08-30 by the FaithGraph team
About Isaac
Isaac was the long-promised son born to Abraham and Sarah in their old age, as recorded in Genesis. He was the child of the covenant, through whom God had promised to fulfill his purposes for Abraham's descendants (Gen.17.19,21). Isaac was circumcised on the eighth day (Gen.21.4) and grew up as Abraham's heir.
When he was a youth, God tested Abraham by commanding him to offer Isaac as a sacrifice (Gen.22). Abraham obeyed, but at the last moment God provided a ram as a substitute. This event foreshadowed God's provision of his own Son as the ultimate sacrifice.
Isaac married Rebekah, and they had twin sons, Esau and Israel (or 'Jacob') (Gen.25.21-26). Isaac favored Esau, while Rebekah favored Jacob, leading to family conflict. Jacob deceived Isaac into giving him the firstborn blessing (Gen.27).
Isaac settled in Gerar, where God confirmed to him the covenant promises (Gen.26.1-5). Like his father, he passed off his wife as his sister out of fear (Gen.26.7-11). He reopened Abraham's wells and dug new ones, showing his claim to the land.
Isaac died at the age of 180 and was buried by his sons (Gen.35.29). God is identified as the God of Abraham, Isaac and Jacob, linking Isaac to the patriarchal promises (Exo.3.6). The New Testament upholds Isaac as an example of faith (Heb.11.20) and miraculous birth (Gal.4.28-29).
Description from STEPBible TIPNR (Tyndale House, Cambridge), CC BY 4.0, lightly reformatted. This is background reference material, not Scripture and not a FaithGraph editorial claim.
Connections
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Family
Family links from STEPBible TIPNR (CC BY 4.0). Where the dataset marks an identification as uncertain, the mark is kept. Matthew and Luke give different genealogies for Jesus; see the Lineage page, which never merges them.
- Spouse
- Rebekah
Appears in Scripture
Named in 123 verses across 21 books. Occurrence data from STEPBible TIPNR (CC BY 4.0); references only, no translation text.
Show all 123 verses
Genesis (74 verses)
17:1917:2121:321:421:521:821:1021:1222:222:322:622:722:924:424:1424:6224:6324:6424:6624:6725:525:625:925:1125:1925:2025:2125:2625:2826:126:626:826:926:1226:1626:1726:1826:1926:2026:2526:2726:3126:3226:3527:127:527:2027:2127:2227:2627:3027:3227:3327:3727:3927:4628:128:528:628:828:1331:1831:4231:5332:935:1235:2735:2835:2946:148:1548:1649:3150:24
Exodus (9 verses)
Leviticus (1 verse)
Numbers (1 verse)
Deuteronomy (7 verses)
Joshua (2 verses)
1 Kings (1 verse)
2 Kings (1 verse)
1 Chronicles (4 verses)
2 Chronicles (1 verse)
Psalms (1 verse)
Jeremiah (1 verse)
Amos (2 verses)
Matthew (3 verses)
Mark (1 verse)
Luke (3 verses)
Acts (3 verses)
Romans (2 verses)
Galatians (1 verse)
Hebrews (4 verses)
James (1 verse)