According to Ibn Hayyan, in 237 A.H. (851/2 A.D.), the same year that Íñigo Arista died, Musa ibn Musa defeated the Gascons (Glaskiyyun) in battle under the walls of Albelda. On the first day of battle Musa suffered serious losses, and he himself received thirty-five blows of a lance.
In 237 A.H. (851/2 A.D.), Musa ibn Musa defeated the Gascons (Glaskiyyun) in battle under the walls of Albelda, according to Ibn Hayyan.