Matthew 6:32ἔθνη
For the Gentiles strive after all these things, and your heavenly Father knows that you need them.
Luke 7:5ἔθνος
for he loves our nation and has built our synagogue.”
Acts 2:5ἔθνους
Now there were dwelling in Jerusalem God-fearing Jews from every nation under heaven.
Romans 1:5ἔθνεσιν
Through Him and on behalf of His name, we received grace and apostleship to call all those among the Gentiles to the obedience that comes from faith.
Galatians 1:16ἔθνεσιν
to reveal His Son in me so that I might preach Him among the Gentiles, I did not rush to consult with flesh and blood,
Revelation 2:26ἐθνῶν
And to the one who overcomes and continues in My work until the end, I will give authority over the nations.

Abbott-Smith

ἔθνος, -ους, τό,
[in LXX chiefly for עַם ,גּוֹי ;]

1. a multitude, a company, whether of beasts or men (Hom.).

3. In pl., as in OT, τὰ ἔ. (like Heb. הַגּוֹיִם), the nations, as distinct from Israel, Gentiles: Mat.4:15 6:32, Act.26:17, Rom.3:29 11:11 15:10, Gal.2:8, al.; of Gentile Christians, Rom.11:13 15:27 16:4, Gal.2:12, 14, Eph.3:1.
SYN.: λαός (see DCG, ii, 229; Cremer, 226).
(AS)

Sources: Abbott-Smith’s Manual Greek Lexicon of the New Testament (1922, public domain) and glosses from STEPBible TBESG (CC BY 4.0); STEPBible TAGNT (Greek New Testament, CC BY 4.0); the Berean Standard Bible (public domain). Reformatted by Word Study, wording unchanged. All sources and licenses.