Then David arose and fled that day from before Saul, and went to Achish the king of Gath.
1 Samuel 21:10
Surrounding context
21:9 So the priest said, "The sword of Goliath the Philistine, whom you killed in the Valley of Elah, there it is, wrapped in a cloth behind the ephod. If you will take that, take it. For there is no other except that one here." And David said, "There is none like it; give it to me."
21:10 Then David arose and fled that day from before Saul, and went to Achish the king of Gath.
21:11 And the servants of Achish said to him, "Is this not David the king of the land? Did they not sing of him to one another in dances, saying: "Saul has slain his thousands, And David his ten thousands'?"