The Ishmaelites: Descended from Abraham's Son, Ishmael
Source: TTT
Genesis 16:15, 16
And Hagar bore Abram a son, and Abram gave the name Ishmael to the son she had borne. / Abram was eighty-six years old when Hagar bore Ishmael to him.
1 Chronicles 1:28
The sons of Abraham were Isaac and Ishmael.