on one's own authority

From LSJ

μακάριοι οἱ πτωχοί τῷ πνεύματι ὄτι αὐτῶν ἐστὶν ἡ βασιλεία τῶν οὐρανῶν → blessed are the poor in spirit, for theirs is the kingdom of heaven (Matthew 5:3)

Source

English > Greek (Woodhouse Extra)

ἀφ' ἑαυτοῦ γνώμης