Resulting in the defeat of Abd ar-Rahman by a man nicknamed the "Hammer", FTP, name this 732 CE victory for Charles Martel.
One side in this battle was weakened by the recall of General Musa, who was replaced by a less-experienced commander.  Its two major chroniclers were Isidore of Beja and Saint Denis, and it was precipitated by the defeat of Duke Eudes of Aquitaine shortly before, as well as a plan to pillage the Basilica of St. Martin.  Resulting in the defeat of Abd ar-Rahman by a man nicknamed the "Hammer", FTP, name this 732 CE victory for Charles Martel.
One side in this battle was weakened by the recall of General Musa, who was replaced by a less-experienced commander.  
Battle of Tours or Battle of Poitiers