Daniel is the hero of the biblical Book of Daniel. A noble Jewish youth of Jerusalem, he is taken into captivity by Nebuchadnezzar of Babylon and serves the king and his successors with loyalty and ability until the time of the Persian conqueror..

While I, Daniel, was watching the vision and trying to understand it, there stood before me one having the appearance of a man. And I heard the voice of a man calling from between the banks of the Ulai: “Gabriel, explain the vision to this man.” As he came near to where I stood, I was terrified and fell facedown. “Son of man,” he said to me, “understand that the vision concerns the time of the end.”… Daniel 8: 15-17