When you hear the sound of marching in the tops of the trees, act decisively. For at that moment the Lord is going before you to strike down the army ¹  of the Philistines.”

So the three elite warriors broke through the Philistine forces and drew some water from the cistern in Bethlehem near the gate. They carried it back to David, but he refused to drink it. He poured it out as a drink offering to the Lord