Thematic Bible: First performed on abraham and his family

Abraham was 99 years old when the flesh of his foreskin was circumcised, and his son Ishmael was 13 years old when the flesh of his foreskin was circumcised. On that same day Abraham and his son Ishmael were circumcised. read more.
And all the men of his household-both slaves born in his house and those purchased with money from a foreigner-were circumcised with him.