Genesis 21:33

21:33 Abraham planted a tamarisk tree in Beer Sheba. There he worshiped the Lord, the eternal God.

Genesis 26:23

26:23 From there Isaac went up to Beer Sheba.

Genesis 26:25

26:25 Then Isaac built an altar there and worshiped the Lord. He pitched his tent there, and his servants dug a well.

Genesis 28:13

28:13 and the Lord stood at its top. He said, “I am the Lord, the God of your grandfather Abraham and the God of your father Isaac. I will give you and your descendants the ground you are lying on.

Genesis 31:42

31:42 If the God of my father – the God of Abraham, the one whom Isaac fears – had not been with me, you would certainly have sent me away empty-handed! But God saw how I was oppressed and how hard I worked, and he rebuked you last night.”

Genesis 31:53

31:53 May the God of Abraham and the god of Nahor, the gods of their father, judge between us.” Jacob took an oath by the God whom his father Isaac feared.