who wrote the book of john in the bible
Gospel of John Although the Gospel of John is anonymous,[1] Christian tradition historically has attributed it to John the Apostle, son of Zebedee and one of Jesus' Twelve Apostles. The gospel is so closely related in style and content to the three surviving Johannine epistles that commentators treat the four books,[2] along with the Book of Revelation, as a single corpus of Johannine literature, albeit not necessarily written by the same author.[Notes 1]
Gospel of John The Gospel According to John is the fourth of the canonical gospels.[1][Notes 1] The work is anonymous, although it identifies an unnamed "disciple whom Jesus loved" as the source of its traditions.[2] It is closely related in style and content to the three Johannine epistles, and most scholars treat the four books, along with the Book of Revelation, as a single corpus of Johannine literature, albeit not from the same author.[3]