Now then, return the man’s wife, for he is a prophet, and he will pray for you and you will live. But if you do not return her, know that you will certainly die, you and all who are yours.”

Then Abraham prayed to God, and God healed Abimelech and his wife and his female slaves, so that they gave birth to children.

Isaac prayed to the Lord on behalf of his wife, because she was unable to have children; and the Lord answered him, and his wife Rebekah conceived.