εἰστρέφομαι

From LSJ

οὐ καταισχυνῶ τὰ ὅπλα τὰ ἱερά → I will never bring reproach upon my hallowed arms

Source

Spanish (DGE)

nutrirse de, alimentarse de fig., c. dat. ταύτῃ τῇ θείᾳ ... ἐλπίδι Gr.Nyss.M.46.828B.