ποταμῷ γὰρ οὐκ ἔστιν ἐμβῆναι δὶς τῷ αὐτῷ → it is impossible to step twice in the same river, you cannot step twice into the same rivers
-ας, ἡ dud., quizá pintura, CID 2.101.1.11 (IV a.C.).