Parallel
Galatians 6:4
Nestle 1904 Greek New Testament · Berean Standard Bible
Τὸ δὲ ἔργον ἑαυτοῦ δοκιμαζέτω ἕκαστος καὶ τότε εἰς ἑαυτὸν μόνον τὸ καύχημα ἕξει καὶ οὐκ εἰς τὸν ἕτερον
Each one should test his own work. Then he will have reason to boast in himself alone, and not in someone else.