ἐν σφίσι κατὰ τὰς ἰδίας διαφορὰς περιπεσόντες ἐσφάλησαν

From LSJ

καὶ λέγων ὅτι Πεπλήρωται ὁ καιρὸς καὶ ἤγγικεν ἡ βασιλεία τοῦ θεοῦ· μετανοεῖτε καὶ πιστεύετε ἐν τῷ εὐαγγελίῳ → declaring “The time has been accomplished and the kingdom of God is near: start repenting and believing in the gospel!” (Μark 1:15)

Source

English > Greek (Woodhouse Quotes Reversed)

they were ruined by falling a prey to personal quarrels