Reference

Genesis 21:7

And she said, Who would have said unto Abraham, that Sarah should have given children suck? for I have born him a son in his old age.
5

And Abraham was an hundred years old, when his son Isaac was born unto him.

6

And Sarah said, God hath made me to laugh, so that all that hear will laugh with me.

7

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

8

And the child grew, and was weaned: and Abraham made a great feast the same day that Isaac was weaned.

9

And Sarah saw the son of Hagar the Egyptian, which she had born unto Abraham, mocking.