Bahram, infuriated by Hormizd's actions, responded by rebelling, and due to his noble status and great military knowledge, was joined by his soldiers and many others. He then appointed a new governor for Khorasan, and afterwards set for Ctesiphon.[6] This marked the first time in Sasanian history that a Parthian dynast challenged the legitimacy of the Sasanian family by rebelling.[7] Azen Gushnasp was sent to suppress to the rebellion, but was murdered in Hamadan by one of his own men, Zadespras.