How many warriors were in the Battle of Badr, the same number as the companions of the Prophet Muhammad (saw) who crossed the river with him?
 Narrated Al-Bara:                     We, the Companions of Muhammad used to say that the number of the warriors of Badr was the same as the number of Saul's companions who crossed the river (of Jordan) with him, and none crossed the river with him but a believer, and the were over three-hundred-and-ten men.