Romans 4:17-19

MNT(i) 17 as it is written, I have made you a father of many nations. 18 For Abraham, hoping against hope, had faith to the end that he might become a father of many nations, according to that which had been spoken, So numberless shall your descendants be. 19 Though he was about a hundred years old, his faith did not fail him when he regarded his own body, now as good as dead. and remembered Sarah's barrenness.