Plato, Laws 849d

δὲ ταῖς τῶν ξένων ξένος ἀγοραῖς πωλείτω τοῖς δημιουργοῖς τε καὶ τούτων δούλοις, οἴνου τε μεταβαλλόμενος καὶ σίτου πρᾶσιν, ὃ δὴ καπηλείαν ἐπονομάζουσιν οἱ πλεῖστοι· καὶ ζῴων διαμερισθέντων μάγειροι διατιθέσθων ξένοις τε καὶ δημιουργοῖς καὶ τούτων οἰκέταις. πᾶσαν δὲ ὕλην καύσιμον ὁσημέραι ξένος ὁ βουληθεὶς ὠνείσθω μὲν ἁθρόαν παρὰ τῶν ἐν τοῖς χωρίοις ἐπιτρόπων, πωλείτω δὲ αὐτὸς τοῖς ξένοις,

or bought from any such retailer (but to the craftsmen and their slaves in the foreigners’ market a foreigner may sell and traffic in wine and corn by way of what is generally termed retail trade); and the butchers shall cut up the animals and distribute the meat to the foreigners and craftsmen and their servants. Any foreigner who wishes shall buy any kind of fuel in bulk, on any day, from the managers in the districts; and he shall sell it to the foreigners in what quantity