sentences:  Khosrow was reportedly so shaken by this fiasco and his own narrow escape that he established a law forbidding any of his successors from leading an army in person, unless to face another monarch also campaigning in person.The Byzantines exploited Persian disarray by raiding deep into Caucasian Albania and Azerbaijan, launching raids across the Caspian Sea against northern Iran, wintering in Persian territory and continuing their attacks into the summer of 577.Khosrow now sued for peace, but a victory in Armenia by his general Tamkhosrau over his recent nemesis Justinian stiffened his resolve and the war continued.