Subjugation of the Uxians. He now set out from Susa, and, crossing the river Pasitigris,442 invaded the country of the Uxians. Some of these people who inhabit the plains were under the rule of the viceroy of the Persians, and on this occasion surrendered to Alexander; but those who are called the mountaineers were not in subjection to the Persians, and at this time sent word to Alexander that they would not permit him to march with his forces into Persis, unless they received from him as much as they were in the habit of receiving from the king of the Persians for the passage through their mountains.443 He sent the messengers back with instructions to come to the defiles, the possession of which made them think that the passage into Persis was in their power, promising them that they should there receive from him the prescribed toll. He then took the royal body-guards, the shield-bearing infantry, and 8,000 men from the rest of his army, and, under the guidance of the Susians, marched by night along a different road from the frequented one. Advancing by a route rough 175and difficult, on the same day he fell upon the villages of the Uxians, where he captured much booty and killed many of the people while still in their beds; but others escaped into the mountains. He then made a forced march to the defiles, where the Uxians resolved to meet him in mass in order to receive the prescribe............