 Complete the following phrase:  The Sasanian army led by Perozes, Pityaxes and Baresmanas suffered a severe defeat. The battle did not, however, bring an end to the conflict. The following year Kavad raised an army, which he sent under Azarethes to invade the Byzantine province of Commagene. When the Byzantine army under Belisarius approached, Azarethes and his men withdrew east, halting at Callinicum. In the 