Alfonso I was aided by William IX, Duke of Aquitaine who dispatched French troops to aid the Christian forces in the battle. The Almoravid Emir, Ali ibn Yusuf sent his general Ibrahim ibn Yusuf to intercept the Christian forces near Calamocha. The Muslim and Christian armies met at a place known as Cutanda where the battle ensued. The Almoravid army was destroyed and their general, Ibrahim, killed. After this battle the Aragonese captured the fortified towns of Calatayud and Daroca.
