John 4:45 ὅτε οὖν ἦλθεν εἰς τὴν Γαλιλαίαν ἐδέξαντο αὐτὸν οἱ Γαλιλαῖοι πάντα ἑωρακότες ὅσα ἐποίησεν ἐν Ἱεροσολύμοις ἐν τῇ ἑορτῇ καὶ αὐτοὶ γὰρ ἦλθον εἰς τὴν ἑορτήν.
So when he came into Galilee, the Galileans received him, having seen all the things that he did in Jerusalem at the feast, for they also went to the feast.
Adjective: Nominative Plural Masculine

Acts 1:11 οἳ καὶ εἶπαν· ἄνδρες Γαλιλαῖοι, τί ἑστήκατε βλέποντες / ἐμβλέποντες εἰς τὸν οὐρανόν; οὗτος ὁ Ἰησοῦς ὁ ἀναλημφθεὶς ἀφ' ὑμῶν εἰς τὸν οὐρανὸν οὕτως ἐλεύσεται ὃν τρόπον ἐθεάσασθε αὐτὸν πορευόμενον εἰς τὸν οὐρανόν.
who also said, "You men of Galilee, why do you stand looking into the sky? This Jesus, who was received up from you into the sky will come back in the same way as you saw him going into the sky."
Adjective: Vocative Plural Masculine

Acts 2:7 ἐξίσταντο δὲ καὶ ἐθαύμαζον λέγοντες· οὐχὶ / οὐχ ἰδοὺ πάντες / ἅπαντες οὗτοί εἰσιν οἱ λαλοῦντες Γαλιλαῖοι;
They were all amazed and marveled, saying to one another, "Behold, aren't all these who speak Galileans?
Adjective: Nominative Plural Masculine