Revelation
In Catholicism and other Christian denominations, John is also called Saint John and was Jesus Christ’s 3rd/4th called disciple. John wrote a Gospel called The Gospel according to John. He also wrote 1st, 2nd and 3rd John. The most famous verse in the Bible was written by him in John 3:16 during Christ’s conversation with the pharisee Nicodemus. John wrote the Book of Revelation and I will explain it now.