Battle of the Trench enemy in the open (which led to victory at Badr), and waiting for them inside the city (a lesson learnt from the defeat at Uhud) were both suggested. Ultimately, the outnumbered Muslims opted to engage in a defensive battle by digging deep trenches to act as a barrier along the northern front. The tactic of a defensive trench was introduced by Salman the Persian. Every capable Muslim in Medina including Muhammad contributed to digging the massive trench in six days. The ditch was dug on the northern side only, as the rest of Medina was surrounded by rocky mountains and
Battle of Marj Ayyun his victory by destroying the newly built Le Chastellet stronghold at the Battle of Jacob's Ford. In the years after Marj Ayyun, the Frankish leaders became more cautious and the next two campaigns of note, the Battle of Belvoir Castle (1182) and the Battle of Al-Fule (1183) were strictly defensive in nature. Soleim Al-Razi was a Muslim physician who compassionately treated wounded crusaders captured by the Muslim forces. Battle of Marj Ayyun In the Battle of Marj Ayyun, alternately Marj Ayyoun, an Ayyubid army commanded by Saladin defeated a Crusader army led by King Baldwin IV of Jerusalem on 10