As the Philistine moved closer to attack him, David ran quickly toward the battle line to meet him.
Reaching into his bag and taking out a stone, he slung it and struck the Philistine on the forehead. The stone sank into his forehead, and he fell facedown on the ground.
So David triumphed over the Philistine with a sling1 and a stone; without a sword in his hand he struck down the Philistine and killed him.
References for 1 Samuel 17:50
David ran and stood over him. He took hold of the Philistine's sword and drew it from the scabbard. After he killed him, he cut2 off his head with the sword.3 When the Philistines saw that their hero was dead, they turned and ran.
References for 1 Samuel 17:51
Then the men of Israel and Judah surged forward with a shout and pursued the Philistines to the entrance of Gath and to the gates of Ekron.4 Their dead were strewn along the Shaaraim5 road to Gath and Ekron.
References for 1 Samuel 17:52
When the Israelites returned from chasing the Philistines, they plundered their camp.
David took the Philistine's head and brought it to Jerusalem, and he put the Philistine's weapons in his own tent.
As Saul watched David6 going out to meet the Philistine, he said to Abner, commander of the army, "Abner,7 whose son is that young man?" Abner replied, "As surely as you live, O king, I don't know."
References for 1 Samuel 17:55
The king said, "Find out whose son this young man is."
As soon as David returned from killing the Philistine, Abner took him and brought him before Saul, with David still holding the Philistine's head.
"Whose son are you, young man?" Saul asked him. David said, "I am the son of your servant Jesse8 of Bethlehem."
References for 1 Samuel 17:58