Since September 11 2001 many people have been asking What is Islam Is it a peaceful religion Who was Muhammad What is the Koran How does the Koran differ from the Bible What if anything does the Bible have to say about events like the extremist attacks on America and across the world Differences The Bible and the Koran was written to give readers a brief introduction to the Bible and the Koran. It is a topical compilation of passages from the two books offering insights into the teachings of Judaism Christianity and Islam. Written in laymans language with an easytoread style Differences The Bible and the Koran does not explore the many possible interpretations and various doctrinal theories of the two religions.