Genesis 18:11

11Now aAbraham and Sarah were old, advanced in years. The way of women had ceased to be with Sarah.

Genesis 21:5

5 bAbraham was a hundred years old when his son Isaac was born to him.

Genesis 25:20

20and Isaac was forty years old when he took Rebekah, cthe daughter of Bethuel the Aramean of dPaddan-aram, ethe sister of Laban the Aramean, to be his wife.
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