Reference

Genesis 21:6

And Sarah said, God hath made me to laugh, so that all that hear will laugh with me.
4

And Abraham circumcised his son Isaac being eight days old, as God had commanded him.

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.