'Nationality' in the Bible

Now the woman was a Gentile (Greek), a Syrophoenician by nationality. And she kept pleading with Him to drive the demon out of her daughter.

So Joseph, who was called Barnabas by the apostles (which is translated "son of encouragement"), a Levite of Cyprus by nationality,

He said to them, “You know that it is unlawful for a Jewish man to associate with or befriend a Gentile, or to visit him; and yet God has shown me that I am not to call anyone common or [ceremonially] unclean.