Genesis 21:7-9

New Century Version

⁷ No one thought that I would be able to have Abraham’s child, but even though Abraham is old I have given him a son.”

Hagar and Ishmael Leave

⁸ Isaac grew, and when he became old enough to eat food, Abraham gave a great feast. ⁹ But Sarah saw Ishmael making fun of Isaac. (Ishmael was the son of Abraham by Hagar, Sarah’s Egyptian slave.)