'Gentiles' in the Bible

"The land of Zebulun and the land of Naphtali, toward the sea, beyond the Jordan, Galilee of the Gentiles,

In praying, don't use vain repetitions, as the Gentiles do; for they think that they will be heard for their much speaking.

For the Gentiles seek after all these things; for your heavenly Father knows that you need all these things.

Jesus sent these twelve out, and commanded them, saying, "Don't go among the Gentiles, and don't enter into any city of the Samaritans.

and will hand him over to the Gentiles to mock, to scourge, and to crucify; and the third day he will be raised up."