Check-out this website: www.ikhwan.net
I would like to find a way to report this website and make sure that this sort of hate speech is not accepted. If you have ideas let me know.
Here are links to some articles in Arabic:
Destruction of churches
On not participating with Christians in their religious celebrations
On dealing with Christians, second class citizens
Describing Christians and Jews as infidels
On not befriending Christians and Jews and considering them infidels