JACOB, Son of Isaac, and the twin brother of Esau

Genesis 25:24-26

24. And when her days to be delivered were fulfilled, behold, there were twins in her womb.

25. And the first came out red, all over like an hairy garment; and they called his name Esau.

26. And after that came his brother out, and his hand took hold on Esau's heel; and his name was called JACOB: and Isaac was threescore years old when she bare them.

Joshua 24:4

4. And I gave unto Isaac JACOB and Esau: and I gave unto Esau mount Seir, to possess it; but JACOB and his children went down into Egypt.

1 Chronicles 1:34

34. And Abraham begat Isaac. The sons of Isaac; Esau and Israel.

Acts 7:8

8. And he gave him the covenant of circumcision: and so Abraham begat Isaac, and circumcised him the eighth day; and Isaac begat JACOB; and JACOB begat the twelve patriarchs.