Romans 4:11–18

¹¹And he received the sign of circumcision as seal of the righteousness of faith which he had being in uncircumcision, that he might be the father of all them that believe being in uncircumcision, that righteousness might be reckoned to them also; ¹²and father of circumcision, not only to those who are of the circumcision, but to those also who walk in the steps of the faith, during uncircumcision, of our father Abraham. ¹³For it was not by law that the promise was to Abraham, or to his seed, that he should be heir of the world, but by righteousness of faith. ¹⁴For if they which are of law be heirs, faith is made vain, and the promise made of no effect. ¹⁵For law works wrath; but where no law is neither is there transgression. ¹⁶Therefore it is on the principle of faith, that it might be according to grace, in order to the promise being sure to all the seed, not to that only which is of the law, but to that also which is of Abraham’s faith, who is father of us all,

¹⁷(according as it is written, I have made thee father of many nations,) before the God whom he believed, who quickens the dead, and calls the things which be not as being; ¹⁸who against hope believed in hope to his becoming father of many nations, according to that which was spoken, So shall thy seed be: