ok so, The battle of edessa took place between the armies of the roman empire
accoring to roman sources which are not very clear roman army was defeated and taken away by the persain froces. valerian as soon as posible tried to renigociate but he was captured. it is possible that his army surrendered after that. The prisoners included, according to Shapur's claims, many other high-ranking officials, including a praetorian prefect,[9] possibly Successianus
