Genesis 21:5

And Abraham is a son of a hundred years in Isaac his son being born to him,

Genesis 17:17

And Abraham falleth upon his face, and laugheth, and saith in his heart, 'To the son of an hundred years is one born? or doth Sarah -- daughter of ninety years -- bear?'

Genesis 17:1

And Abram is a son of ninety and nine years, and Jehovah appeareth unto Abram, and saith unto him, 'I am God Almighty, walk habitually before Me, and be thou perfect;

Romans 4:19

and not having been weak in the faith, he did not consider his own body, already become dead, (being about a hundred years old,) and the deadness of Sarah's womb,

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