I have many articles on my site explaining a few reasons for this. Here are some:
A Process of Elimination Proving the Koran's Divine Inspiration
How the Koran's Parallels in Various Traditions Actually Validates It
The Magic of Surah 55
A Process of Elimination Proving the Koran's Divine Inspiration
How the Koran's Parallels in Various Traditions Actually Validates It
The Magic of Surah 55