Jesus hinted that John might remain alive until His promised return, a prophecy that would prove to be remarkably true. As John aged, he faced fierce persecution from the Roman Empire, surviving a harrowing attempt to have him executed by boiling him in a massive cauldron of oil. Miraculously, he survived and was exiled to the remote island of Patmos in the Aegean Sea. During his time in exile, John received a profound and awe-inspiring vision that he faithfully recorded, revealing secrets of future events and divine truths. In an astonishing act of divine power, John's body was transformed from that of an aged man into a vigorous young man, symbolizing renewal and hope. As his exile drew to a close, he was visited by an angel, who delivered a message from the Lord that John was to serve as a "living witness" to the divine revelations he saw in his vision. The angel, Azriel, was tasked to guide and protect him throughout the ages, until Jesus Christ's glorious return.