Hebrews 11:18

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

Hebrews 11:20

Esau : a son of Isaac and Rebekah,son of Isaac & Rebekah; Jacob's elder twin brother,a people (and nation) descended from Esau, Jacob's brother
(30° 44´, 35° 36´)

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

Jacob : the second so of a pair of twins born to Isaac and Rebeccaa; ancestor of the 12 tribes of Israel,the nation of Israel,a person, male,son of Isaac; Israel the man and nation

Hebrews 11:17

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

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

Hebrews 11:9

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

Jacob : the second so of a pair of twins born to Isaac and Rebeccaa; ancestor of the 12 tribes of Israel,the nation of Israel,a person, male,son of Isaac; Israel the man and nation