Genesis 27:37

³⁷ And Isaac answered and said to Esau, Behold, I have made him thy lord, and all his brethren have I given to him for servants; and with corn and wine have I sustained him: and what shall I do now to thee, my son?

Bound, to be, or be a surety for another

To be bound or be a surety for another, as in Genesis 43:10, signifies to adjoin to himself.