one thing to note about ISIS and other similar groups is that: Early in our history in one of the battles between Mu'awiyah and Ali (Allah is pleased of both) known as the Battle of Assiffin (معركة الصفين) in which form it groups emerged, among the noted are two
1. The Shia (not the ones we have today by the way, by the Shia I am referring to the Shia of Ali, شيعة علي)
2. The Khawarij (الخوارج)
1. The Shia (not the ones we have today by the way, by the Shia I am referring to the Shia of Ali, شيعة علي)
2. The Khawarij (الخوارج)