ἐπικοιτέω
From LSJ
Τὸ νικᾶν αὐτὸν αὑτὸν πασῶν νικῶν πρώτη τε καὶ ἀρίστη. Τὸ δὲ ἡττᾶσθαι αὐτὸν ὑφ' ἑαυτοῦ πάντων αἴσχιστόν τε ἅμα καὶ κάκιστον. → Τo conquer yourself is the first and best victory of all, while to be conquered by yourself is of all the most shameful as well as evil
English (LSJ)
A keep watch over, ἐπὶ τῶν ἔργων Plb.21.27.6.
German (Pape)
[Seite 951] wobei, worauf schlafen; ἐπὶ τῶν ἔργων, dabei bleiben, Wache halten, Pol. 22, 10, 6.
Greek (Liddell-Scott)
ἐπικοιτέω: ἀγρυπνῶ ἐπί τινος, ἐπαγρυπνῶ, ἐπιτιθέμενοι νύκτωρ τοῖς ἐπικοιτοῦσιν ἐπὶ τῶν ἔργων Πολύβ. 22. 10, 6.
Russian (Dvoretsky)
ἐπικοιτέω: проводить ночь, бодрствовать (ἐπὶ τῶν ἔργων Polyb.).