ἄτρεστα

From LSJ

δι' ἐμοῦ βασιλεῖς βασιλεύουσιν, καὶ οἱ δυνάσται γράφουσιν δικαιοσύνην → through me kings rule, and princes dictate justice (Proverbs 8:15, LXX version)

Source

Russian (Dvoretsky)

ἄτρεστα: adv. без страха, спокойно (ἐν δόμοις ναίειν Eur.).