Then Abraham took his son Ishmael and all his slaves, whether born in his house or acquired with his money—every male among the members of Abraham’s household—and he circumcised the flesh of their foreskins on that same day, as God had told him to do.
Indeed, I have singled him out that he may direct his children and his household in the future to keep the way of the Lord by doing what is right and just, so that the Lord may put into effect for Abraham the promises he made about him.