ἀνήκεστόν τι βουλεύειν
From LSJ
ποίαν παρεξελθοῦσα δαιμόνων δίκην; (Sophocles, Antigone 921) → What law of the gods have I transgressed?
Greek > English (Woodhouse)
take extreme measure, take extreme measures, take heroic measures, take violent measures against