[montyspython]

"The Koran is supposedly kept in Heaven and the Earthly copies faithfully reproduce it."

Until mohammed changed his mind on a few things and it got edited for content.

[muawiyah]

Actually, Mohammad was dead by the time "they" got around to writing it in Damascus.

For a good century it was the ONLY work written in Arabic. This has made many people suspect it was mostly Aramaic. Then, recently, they began reading it in Aramaic and found out it's a whole different body of work ~