宮殿光影中在先知面前悔改跪地的國王

King David kneeling on the palace floor, crown placed aside, tears streaming down his face in deep repentance, broken heart and sorrow visible, prophet Nathan standing before him with a stern yet compassionate expression, divine light falling from above, atmosphere of conviction and mercy, inspired by Psalm 51, dramatic shadows, cinematic biblical realism, emotional intensity, ultra-detailed, 16:9 aspect ratio.