<P> Abraham is known as the patriarch of the Jewish people through Isaac, the son born to him and Sarah in their old age and the patriarch of Islam through his son Ishmael, born to Abraham and his wife's servant Hagar . </P> <P> According to the biblical narrative, although Abraham's forefathers were from southern Mesopotamia (in present - day Iraq) the Lord led Abraham on a journey to the land of Canaan, which he promised to his descendants . </P> <P> The genealogy of Abraham appears in Genesis 5, Genesis 10: 1 - 7, 20, 22 - 23, 31 - 32, and Genesis 11 . The documentary hypothesis attributes these genealogies to the Priestly source . </P>

Family tree of joseph in the old testament