And when Saul marched out with his army, he warned: "Allah is going to put you to a test by the side of a river: whoso drinks of its water shall cease to be my companion: he alone shall be~my companion who does not quench his thirst with its water: one may, however, take except a few, drank their fill of it. Afterwards when Saul, and those who had believed with him, crossed the river and advanced forward, the former said to Saul, "We have no power left this day to fight against Goliath and his hosts." But those who believed that one Day they shall meet Allah, declared, "lt has often been that a small host has, by Allah's grace, overcome a big host: for Allah is with those who show fortitude." 249 And when they went into the field against Goliath and his hosts they said: Our Lord! Bestow on us endurance, make our foothold sure, and give us help against the disbelieving folk. 250 By the will of God they defeated them, and David killed Goliath, and God gave him kingship and wisdom, and taught him whatsoever He pleased. If God did not make men deter one another this earth would indeed be depraved. But gracious is God to the people of the world. 251 These are the Signs of Allah: we rehearse them to thee in truth: verily Thou art one of the messengers. 252 ۞ Of these Messengers (whom We sent for the guidance of mankind), We raised some above the others in rank. Among them was one with whom Allah Himself had direct talks. There were others whom He raised high in rank in other ways. Likewise We gave clear signs to Jesus, son of Mary, and supported him with the Holy Spirit. Had Allah so willed the people who had seen clear signs would not have fought against one another after the Prophets. But (it was not Allah's will to prevent people forcibly from differences: so) they disagreed; then some of them accepted the Truth and others rejected it. If Allah had so willed they would have never fought against one another, but Allah does whatever He pleases (to fulfil His designs. 253