ἐν δὲ μηνὸς πρῶτον τύχεν ἆμαρ → it chanced to be on the first of the month, that day fell on the first of the month
impious: P. and V ἄθεος, ἀσεβής, δυσσεβής (rare P.), V. δύσθεος.
shameless: P. and V. ἀναιδής, P. ὑβριστικός.