1 Samuel 17:49

17:49 David reached his hand into the bag and took out a stone. He slung it, striking the Philistine on the forehead. The stone sank deeply into his forehead, and he fell down with his face to the ground.

1 Samuel 23:2

23:2 So David asked the Lord, “Should I go and strike down these Philistines?” The Lord said to David, “Go, strike down the Philistines and deliver Keilah.”

1 Samuel 30:8

30:8 David inquired of the Lord, saying, “Should I pursue this raiding band? Will I overtake them?” He said to him, “Pursue, for you will certainly overtake them and carry out a rescue!”