Wahabism
There are other schools of thought too and they differ with each other because of their principles of understanding Islam. They believe in the same contents of Islam but at academic level they differ in establishing relations of directives with Qur’an and Sunnah. This is not academic exercise. Dr Ammar Khan Nasir’s book, Qur’an o Sunnat Ka Bahami Taluk encapsulate the whole intellectual legacy of Muslims scholars in this regard including Farahi school.