Genesis 31:51

49and Mizpah, for he said, “The LORD watch between me and you, when we are absent one from another.

50If you afflict my daughters, or if you take wives in addition to my daughters, no man is with us; behold, God is witness between me and you.”

51Laban said to Jacob, “See this heap, and see the pillar, which I have set between me and you.

52May this heap be a witness, and the pillar be a witness, that I will not pass over this heap to you, and that you will not pass over this heap and this pillar to me, for harm.

53The God of Abraham, and the God of Nahor, the God of their father, judge between us.” Then Jacob swore by the fear of his father, Isaac.