Genesis 17:25

Christian Standard Bible Anglicised

and his son Ishmael was thirteen years old when the flesh of his foreskin was circumcised.

Cross References

Genesis 16:16

Abram was eighty-six years old when Hagar bore Ishmael to him.

Genesis 17:26

On that very day Abraham and his son Ishmael were circumcised.

Genesis 16:15

So Hagar gave birth to Abram’s son, and Abram named his son (whom Hagar bore) Ishmael.