Genesis 26:26-28 KJV

26 Then Abimelech went to him from Gerar, and Ahuzzath one of his friends, and Phichol the chief captain of his army.

27 And Isaac said unto them, Wherefore come ye to me, seeing ye hate me, and have sent me away from you?

28 And they said, We saw certainly that the Lord was with thee: and we said, Let there be now an oath betwixt us, even betwixt us and thee, and let us make a covenant with thee;