March to Bactra.—Bessus Aided by Satibarzanes. Having settled these affairs, he marched to Zadracarta, the largest city of Hyrcania, where also was the seat of the Hyrcanian government. Tarrying here fifteen days, he offered sacrifice to the gods according to his custom, and celebrated a gymnastic contest, after which he began his march towards Parthia; thence to the confines of Areia480 and to Susia, a city in that province, where Satibarzanes, the viceroy of the Areians, came to meet him. To this man he restored his viceregal dignity, and with him sent Anaxippus, one of the Companions, to whom he gave forty horse-lancers so that he might be able to station them as guards of the localities, in order that the Areians might not be injured by the army in its march through their land. At this time came to him some Persians, who informed him that Bessus had assumed the erect tiara481 and was wearing the Persian 192dress,482 calling himself Artaxerxes instead of Bessus, and asserting that he was king of Asia. They said he had in attendance upon him the Persians who had escaped into Bactra and many of the Bactrians themselves; and that he was expecting the Scythians also to come to him as allies. Alexander, having now all his forces together, went towards Bactra, where Philip son of Menelaüs came to him out of Media with the Greek mercenary cavalry which were under his own command, those of the Thessalians who had volunteered to remain, and the men of Andromachus. Nicanor, the son of Parmenio, the commander of the shield-bearing guards, had already died of disease. While Alexander was on his way to Bactra, he was informed that Satibarzanes, viceroy of Areia, had killed Anaxippus and the horse-lancers who were with him, had armed the Areians and collected them in the city of Artacoana, which............