Nasheed.....

This music is an Islamic oriented song. Usually, this music sung a capella, acompanied only daff due to the scholar Muslimss interpret Islam as probihiting the use of musical instrument except for some basic percussion. The new generation of nasheed use a variety of musical instrument widely in their air. This is very controversy amongs Muslim community in fact the range of scholarly opinions that exist on Music of Islam. These range is neither from singing nor music as long as subject matter is of an Islamic ethos.
Nasheed is porpular in Middle East, Southeast Asia, Bosnia and Herzegovina, Kosovo and South Asia as well as in UK among British Muslim.

http://en.wikipedia.org/wiki/Nasheed