Romans 4:11

And he received the sign of circumcision, and the seal of the righteousness of the faith which he had in uncircumcision: that he should be the father of all who believed, through uncircumcision; and righteousness should be imputed to them;

Romans 4:19-20

and being not weak in faith, he considered not his body already dead, being about a hundred years old, and the deadness of Sarah's womb:

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