Militant Muslims have purposefully made worldwide headlines as they ply their trade of terror. Most recently ISIS, ISIL, or IS: all interchangeable terms for a well-armed terrorist organization operating in Syria and northern Iraq, have filmed gruesome videos that have gone viral on the internet. Though ISIS represents only a fraction of all the 1.5 billion Muslims in the world, let's take a look at what the Bible says about the origins of Islam and what that means for Christians today.