Genesis 16:15-16
16:15 So Hagar gave birth to Abram’s son, whom Abram named Ishmael.
16:16 (Now Abram was 86 years old when Hagar gave birth to Ishmael.)
Genesis 17:25
17:25 his son Ishmael was thirteen years old
when he was circumcised.
Genesis 25:12
The Sons of Ishmael
25:12 This is the account of Abraham’s son Ishmael, whom Hagar the Egyptian, Sarah’s servant, bore to Abraham.
Genesis 25:16
25:16 These are the sons of Ishmael, and these are their names by their settlements and their camps – twelve princes
according to their clans.