Tiridates, who was proclaimed king, could no longer maintain himself, because he appeared to be a vassal of the Romans; Artabanus returned from Hyrcania with a strong army of Scythian (Dahan) auxiliaries, and was again acknowledged by the Parthians.
Confronted by crusaders where he had asked for auxiliaries, Alexius had two alternative policies presented to his choice.
In the battle which ensued under the walls of Seville, Abdallah and his auxiliaries were routed with great slaughter, the Cid returning to Burgos with many prisoners and a rich booty.
The Frisian auxiliaries were likewise regarded as excellent troops.
Narses had employed Lombard auxiliaries in his, campaigns against the The Goths; and when he was recalled by ~n insulting Lombards.