11 He received ^wthe sign of circumcision as a seal of the ^xrighteousness that he had by faith while he was still uncircumcised. The purpose was to make him the father of all who believe without being circumcised, so that righteousness would be counted to them as well,

17 as it is written, ^e“I have made you the father of many nations”—in the presence of the God ^fin whom he believed, who ^ggives life to the dead and calls into existence the things that do not exist.