Acts 4:4 πολλοὶ δὲ τῶν ἀκουσάντων τὸν λόγον ἐπίστευσαν καὶ ἐγενήθη [ὁ] ἀριθμὸς τῶν ἀνδρῶν ὡς χιλιάδες πέντε.
But many of those who heard the word believed, and the number of the men came to be about five thousand.
Verb: Aorist Active Participle Genitive Plural Masculine

Hebrews 2:3 πῶς ἡμεῖς ἐκφευξόμεθα τηλικαύτης ἀμελήσαντες σωτηρίας, ἥτις ἀρχὴν λαβοῦσα λαλεῖσθαι διὰ τοῦ κυρίου ὑπὸ τῶν ἀκουσάντων εἰς ἡμᾶς ἐβεβαιώθη,
how will we escape if we neglect so great a salvation--which at the first having been spoken through the Lord, was confirmed to us by those who heard;
Verb: Aorist Active Participle Genitive Plural Masculine