The Sufi Islam practiced in northern India is quite different from the Shi'a Islam practiced in Lebannon, which in turn is different from the Sunni Islam practiced in Pakistan. Even within a single branch of Islam there are customs and practices that vary by region and across time. Thus, the Islam of seventh-century Arabia is different from the Wahhabism that exists today in Saudi Arabia.
Deepa Kumar, Islamophobia and the Politics of Empire
deepa-kumar, islam, islamaphobia, muslims, sufi