1 Samuel 4:6

4:6 When the Philistines heard the sound of the shout, they said, “What is this loud shout in the camp of the Hebrews?” Then they realized that the ark of the Lord had arrived at the camp.

1 Samuel 17:46

17:46 This very day the Lord will deliver you into my hand! I will strike you down and cut off your head. This day I will give the corpses of the Philistine army to the birds of the sky and the wild animals of the land. Then all the land will realize that Israel has a God