αἰσχρὸν βιασθέντας ἀπελθεῖν ἢ ὕστερον ἐπιμεταπέμπεσθαι
From LSJ
Λήσειν διὰ τέλους μὴ δόκει πονηρὸς ὤν → Latere semper posse ne spera nocens → Gewiss nicht immer bleibst als Schuft du unentdeckt
English > Greek (Woodhouse Quotes Reversed)
it will be disgraceful to be forced to leave or afterwards send for reinforcements