Create an epic depiction of King David leading his army into battle

Create an epic depiction of King David leading his army into battle. Show David in action, demonstrating courage and leadership on the battlefield. The scene should capture the intensity and chaos of war, with soldiers in combat, swords and shields gleaming in the sunlight. Include details like the flag of Israel waving in the wind and David wielding his sword or bow. The setting should be dramatic, with mountains in the background and a sky filled with clouds, evoking the tense and heroic atmosphere of ancient biblical wars.