'Nations' in the Bible

It is through Him that we have received grace and [our] apostleship to promote obedience to the faith and make disciples for His name’s sake among all the Gentiles,

(as it is written [in Scripture], “I have made you a father of many nations”) in the sight of Him in whom he believed, that is, God who gives life to the dead and calls into being that which does not exist.

In hope against hope Abraham believed that he would become a father of many nations, as he had been promised [by God]: “So [numberless] shall your descendants be.”

and for the Gentiles to glorify God for His mercy [to them, since God had no covenant with them]. As it is written and forever remains written,“Therefore I praise You among the Gentiles,And sing praises to Your name.”

but now has been disclosed and through the prophetic Scriptures has been made known to all the nations, according to the commandment of the eternal God, leading them to obedience to the faith,