1 Samuel 16:14

David Appears before Saul

16:14 Now the Spirit of the Lord had turned away from Saul, and an evil spirit from the Lord tormented him.

1 Samuel 16:23

16:23 So whenever the spirit from God would come upon Saul, David would take his lyre and play it. This would bring relief to Saul and make him feel better. Then the evil spirit would leave him alone.