Plato, Laws 745b

περὶ πάντων, ὅσαι εἰς χρήματα, ῥᾴδιαί τε ὦσι καὶ σφόδρα σαφεῖς.τὸ δὴ μετὰ τοῦτο πρῶτον μὲν τὴν πόλιν ἱδρῦσθαι δεῖ τῆς χώρας ὅτι μάλιστα ἐν μέσῳ, καὶ τἆλλα ὅσα πρόσφορα πόλει τῶν ὑπαρχόντων ἔχοντα τόπον ἐκλεξάμενον, ἃ νοῆσαί τε καὶ εἰπεῖν οὐδὲν χαλεπόν· μετὰ δὲ ταῦτα μέρη δώδεκα διελέσθαι, θέμενον Ἑστίας πρῶτον καὶ Διὸς καὶ Ἀθηνᾶς ἱερόν, ἀκρόπολιν ὀνομάζοντα, κύκλον περιβάλλοντα, ἀφʼ

so that legal rights pertaining to all matters of property may be easy to decide and perfectly clear. In the next place, the lawgiver must first plant his city as nearly as possible in the center of the country, choosing a spot which has all the other conveniences also which a city requires, and which it is easy enough to perceive and specify. After this, he must divide off twelve portions of land,—when he has first set apart a sacred glebe for Hestia, Zeus and Athena, to which he shall give the name acropolis and circle it round with a ring-wall;