Genesis 17:23
Abraham took Ishmael his son, all who were born in his house, and all who 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.
World English Bible (Public Domain)
In context
Before · Genesis 17:21–22
21But I will establish my covenant with Isaac, whom Sarah will bear to you at this set time next year.” 22When he finished talking with him, God went up from Abraham.
23Abraham took Ishmael his son, all who were born in his house, and all who 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.