1 Samuel 17:40-45

Then he took his staff in his hand, chose five smooth stones from the stream, put them in the pouch of his shepherd’s bag and, with his sling in his hand, approached the Philistine. Meanwhile, the Philistine, with his shield bearer in front of him, kept coming closer to David. He looked David over and saw that he was little more than a boy, glowing with health and handsome, and he despised him. He said to David, “Am I a dog, that you come at me with sticks?” And the Philistine cursed David by his gods. “Come here,” he said, “and I’ll give your flesh to the birds and the wild animals!” David said to the Philistine, “You come against me with sword and spear and javelin, but I come against you in the name of the LORD Almighty, the God of the armies of Israel, whom you have defied.