Romans 4:11-18

And he received the sign of circumcision, a seal of the righteousness of the faith which he had while in uncircumcision; that he might be father of all who believe while in uncircumcision, that the righteousness might be reckoned to them;

Galatians 3:28-29

There exists neither Jew nor Greek, there exists neither bond nor free, there exists neither male nor female; for ye are all one in Christ Jesus.

Treasury of Scripture Knowledge

Summary

As for me, behold, my covenant is with thee, and thou shalt be a father of many nations.

Bible References

A father

Romans 4:11
And he received the sign of circumcision, a seal of the righteousness of the faith which he had while in uncircumcision; that he might be father of all who believe while in uncircumcision, that the righteousness might be reckoned to them;
Galatians 3:28
There exists neither Jew nor Greek, there exists neither bond nor free, there exists neither male nor female; for ye are all one in Christ Jesus.