ἐκ τίνος λόγου

From LSJ

ἐκ Χάεος δ' Ἔρεβός τε μέλαινά τε Νὺξ ἐγένοντο... (Hesiod's Theogony 123) → From Chasm, Erebos and black Night came to be...

Source

Greek > English (Woodhouse)

for what reason, from what cause, on what ground