Plato, Laws 704a

φέρε δή, τίνα δεῖ διανοηθῆναί ποτε τὴν πόλιν ἔσεσθαι; λέγω δὲ οὔτι τοὔνομα αὐτῆς ἐρωτῶν ὅτι ποτʼ ἔστι τὰ νῦν, οὐδὲ εἰς τὸν ἔπειτα χρόνον ὅτι δεήσει καλεῖν αὐτήν— τοῦτο μὲν γὰρ τάχʼ ἂν ἴσως καὶ ὁ κατοικισμὸς αὐτῆς ἤ τις τόπος, ἢ ποταμοῦ τινος ἢ κρήνης ἢ θεῶν ἐπωνυμία τῶν ἐν τῷ

Come now, what is this State going to be, shall we suppose I am not asking for its present name or the name it will have to go by in the future; for this might be derived from the conditions of its settlement, or from some locality, or a river or spring or some local deity might bestow its sacred title