In the 1045 attack (Battle of Dvin), Byzantine forces were under Constantine IX Monomachos. The Byzantines assembled a large force under the command of Michael Iasites and Constantine the Alan and allied with Armenians under the command of Vahram Pahlawuni and Liparit Orbelean.

Battle of Dvin
Date1045
Location
Dvin, Armenian
Result

Shaddadids Victory

  • The attackers were completely broken by the Kurds, and Vahram killed.
Belligerents
Shaddadid Dynasty  Byzantine Empire
Supported by
Kingdom of Armenia
Commanders and leaders
Abu'l-Aswar Shavur ibn Fadl

Byzantine Empire Constantine IX
Byzantine Empire Michael Iasites
Byzantine Empire Constantine the Alan
Vahram Pahlavouni 

Liparit Orbelean
Strength
Unknown Unknown
Casualties and losses
Unknown 2 garrisons

To defend the city, Abu'l-Aswar flooded the surrounding fields, limiting the attacking army's mobility and causing it to fall victim to defenders' arrows.