21. But my covenant will I establish with Isaac, whom Sarah shall bear to thee at this set time in the next year.
22. And he ceased talking with him, and God went up from Abraham.
23. And Abraham took Ishmael his son, and all that were born in his house, and all that were bought with his money, every male among the men of Abraham's house; and circumcised the flesh of their foreskin, in the same day, as God had said to him.