Genesis 17:23-27

New International Version

²³ On that very day Abraham took his son Ishmael and all those born in his household^(A) or bought with his money, every male in his household, and circumcised them, as God told him.^{(B) 24} Abraham was ninety-nine years old^(C) when he was circumcised,^{(D) 25} and his son Ishmael^(E) was thirteen; ²⁶ Abraham and his son Ishmael were both circumcised on that very day. ²⁷ And every male in Abraham’s household^(F), including those born in his household or bought from a foreigner, was circumcised with him.