Battle of Ecbatana Antiochus then dispersed his army into their winter quarters. However, the cities soon revolted against their presence. Phraates exploited the situation and attacked him as he marched to reinforce a garrison, inflicting a crushing defeat upon him at the Battle of Ecbatana. During the battle, Antiochus VII was killed and his royal guard was annihilated. After this, the rest of his army was largely destroyed, and the remainder was captured and folded into Parthian ranks. This battle marked the decisive and final defeat for the Seleucid Empire by the Parthians and ended the Hellenistic period in Iran. Battle of Ecbatana
Shirakavan (ancient city) the church survived. Other parts of ancient Shirakavan were flooded by the waters of a dam built on the Akhurian River. Shirakavan (ancient city) Shirakavan (); founded as Yerazgavors and later Yerazgavork, was a medieval Armenian city and one of the 13 historic capitals of Armenia, serving as a capital city between 890 and 929 during the Bagratid Kingdom of Armenia. The city was located on the right bank of Akhurian River to the northeast of Ani, corresponding with the current village of Çetindurak of Akyaka district of Kars Province, within the Republic of Turkey. The earliest mentions of Shirakavan