These are the generations of Isaac, Abraham’s son. Abraham was the father of Isaac.
Abraham called the name of his son who was born to him, whom Sarah bore to him, Isaac.
Isaac was forty years old when he took Rebekah as his wife, the daughter of Bethuel the Syrian of Paddan Aram, the sister to Laban the Syrian.
The sons of Abraham were Isaac and Ishmael.
The sons of Keturah, Abraham’s concubine: She bore Zimran, Jokshan, Medan, Midian, Ishbak, and Shuah. The sons of Jokshan were Sheba and Dedan.
Abraham also fathered Isaac. The sons of Isaac were Esau and Israel.
Abraham was the father of Isaac, Isaac the father of Jacob, and Jacob the father of Judah and his brothers.
who was the son of Jacob, who was the son of Isaac, who was the son of Abraham, who was the son of Terah, who was the son of Nahor,
Then He gave him the covenant of circumcision. And Abraham became the father of Isaac and circumcised him on the eighth day. And Isaac became the father of Jacob, and Jacob became the father of the twelve patriarchs.