 The Christian forces assembled at Sepphoris . Raynald and Gerard of Ridefort convinced Guy of Lusignan to take the initiative and attack Saladin 's army , although Raymond III of Tripoli had tried to persuade the king to avoid a direct fight with it . During the debate , Raynald accused Raymond of Tripoli of co @-@ operating with the enemy . Saladin inflicted a crushing defeat on the crusaders in the Battle of Hattin on 4 July . Most commanders of the Christian army were captured in the battlefield . 
