needs correction as follows Zaidi Shia AND Ibadi Khawarij Amman Message In the modern era Sadiq al Mahdi the former Prime Minister of Sudan defined the recognized schools of Muslim jurisprudence as eight specific schools Hassan Ahmed Ibrahim An Overview of al Sadiq al Madhi s Islamic Discourse Taken from The Blackwell Companion to Contemporary Islamic Thought p 172 Ed Ibrahim Abu Rabi Hoboken Wiley Blackwell 2008 ISBN 978 1 4051 7848 8 The Amman Message a three point ruling issued by 200 Islamic scholars from over 50 countries officially recognizes those eight legal schools of thought The Three Points of The Amman Message V 1 Hanafi Sunni Maliki Sunni Shafi i Sunni Hanbali Sunni Ja fari Shia including Mustaali Taiyabi Ismaili Zaidi Shia Ibadi Khawarij Zahiri