By the Andalusian Maliki Scholar, Abu Ishaq Ibrahim ibn Musa al-Shatibi, (abu Ishaq al-Maliki al-Granada d 790/1388), this is his classic work on the methodology of Islamic Law and its rules and regulations for jurists to abide by. The Imam discusses adherence to Islamic principles and non-innovation in religion, and the issues of innovation. This expanded edition contains footnotes and editing by Doctors al-Sini, al-Hamid & al-Shuqayr.