الله أكبر
http://www.youtube.com/watch?feature=player_embedded&v=7Rl45FpRUmQ#t=10s
This is only for the strong and for those that prefer to jihad at a pro level.

And also a 'Call to Prayer' to get your bodies and mind ready.
https://www.youtube.com/watch?feature=player_embedded&v=EAvlimEYEpQ