ψυχῆς ἀγῶνα τὸν προκείμενον πέρι δώσων → to stand the appointed trial for his life, to stand the appointed struggle for life and death
ἀνεπιτηδεύτως: безыскусственно, просто (τοῦ ἱματίου τὴν ἀναβολὴν περιστέλλειν Luc.).