In Islamic theology, jihad warfare is fard kifaya, an obligation of the community as a whole but not of every individual believer. Jihad becomes fard ayn, obligatory on every individual Muslim to aid in some way, when a Muslim land is attacked. So what Dzhokhar Tsarnaev wrote on the boat is consistent with traditional Islamic … Continue reading Boston jihad bomber left note: Dead brother is martyr in Paradise, “when you attack one Muslim, you attack all Muslims”