Kejadian 17:19

Sara : the wife of Abraham and the mother of Isaac,daughter of Terah; wife of Abraham

Kejadian 17:21

Sara : the wife of Abraham and the mother of Isaac,daughter of Terah; wife of Abraham

Roma 9:7-8

Abraham : a son of Terah; the father of Isaac; ancestor of the Jewish nation.,the son of Terah of Shem

Ishak : the only son of Abraham and Sarah; father of Jacob and Esau

Ibrani 11:18

Ishak : the only son of Abraham and Sarah; father of Jacob and Esau