Genesis Chapter 17, Verse 23
From BibleWiki
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 selfsame day, as God had said unto him.
23: And Abraham took Ismael his son, and all that were born in his
house: and all whom he had bought, every male among the men of his
house: and he circumcised the flesh of their foreskin forthwith the very
same day, as God had commanded him.
23: And Abraam took Ismael his son, and all his home-born [servants], and all those bought with money, and every male of the men in the house of Abraam, and he circumcised their foreskins in the time of that day, according as God spoke to him.
Genesis Chapter 17, Verse 23/commentary

