Ask at the forum if you have an Ancient or Modern Greek query!
Τὸ νικᾶν αὐτὸν αὑτὸν πασῶν νικῶν πρώτη τε καὶ ἀρίστη → The first and best victory is to conquer self.
3ᵉ sg. pqp. Pass. de ἐπιφράσσω.