These books are called Matthew, Mark, Luke, and John because they were traditionally thought to have been written by Matthew, a disciple who was a tax collector; John, the "Beloved Disciple" mentioned in the Fourth Gospel; Mark, the secretary of the disciple Peter-----------------the point is......how other books are corrupted...............
the holy quran was written in arabic and acording to history there is no change in quran from the holy prophet's age...............but the gospel was changed and made it new......only for the requirement of society.......on start of my conversation i have told you ..........plz read on the start