Genesis 21:5

Now Abraham was a hundred years old when the birth of Isaac took place.

Genesis 17:17

Then Abraham went down on his face, and laughing, said in his heart, May a man a hundred years old have a child? will Sarah, at ninety years old, give birth?

Genesis 17:1

When Abram was ninety-nine years old, the Lord came to him, and said, I am God, Ruler of all; go in my ways and be upright in all things,

Romans 4:19

And not being feeble in faith though his body seemed to him little better than dead (he being about a hundred years old) and Sarah was no longer able to have children:

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