 Shapur (the governor-king of Armenia) rushed to Ctesiphon and assumed the crown as Shapur IV, but was betrayed by his courtiers and killed.The nobility then placed Bahram IV's son, Khosrow, on the throne.Bahram, who had grown up in the Lakhmid court of al-Hira, arrived in Ctesiphon with an Arab army and pressured the nobility to acknowledge him as Shah Bahram V. His brother, Narseh, was appointed governor of Abarshahr.