at dead of night
From LSJ
ἄλογον δὴ τὸ μήτε μάχης ἄρξασθαι μήτε τοὺς φίλους φυλάξαι, ἐὰν ὑπό γε τῶν βαρβάρων ἀδικῆσθε → It is irrational neither to begin battle nor to guard the friends, if you are ever wronged by the foreigners
English > Greek (Woodhouse Extra)
πολλῆς νυκτός, ἀωρὶ τῆς νυκτός, ἄκρας νυκτός, νυκτὸς ἐν καταστάσει, ἀωρὶ νύκτωρ
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