Genesis 21:5-7

New Revised Standard Version, Anglicised Catholic Edition

⁵ Abraham was a hundred years old when his son Isaac was born to him. ⁶ Now Sarah said, ‘God has brought laughter for me; everyone who hears will laugh with me.’ ⁷ And she said, ‘Who would ever have said to Abraham that Sarah would nurse children? Yet I have borne him a son in his old age.’