Genesis 21:7-9

American Standard Version

⁷ And she said, Who would have said unto Abraham, that Sarah should give children suck? for I have borne him a son in his old age.

⁸ And the child grew, and was weaned: and Abraham made a great feast on the day that Isaac was weaned. ⁹ And Sarah saw the son of Hagar the Egyptian, whom she had borne unto Abraham, ^[a]mocking.