Genesis 17:24

Abraham was ninety-nine years old when he underwent circumcision.

Romans 4:11

And he was given the sign of circumcision as a witness of the faith which he had before he underwent circumcision: so that he might be the father of all those who have faith, though they have not circumcision, and so that righteousness might be put to their account;

Genesis 12:4

So Abram went as the Lord had said to him, and Lot went with him: Abram was seventy-five years old when he went away from Haran.

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,

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?

Romans 4:19-20

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:

Treasury of Scripture Knowledge did not add

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain