Based on Shaykh Mufti Muhammad Taqi Usmani’s notes in the introduction to Dars Tirmidhi (1/80-86). Compiled by Waqar Gulam Dastaguir, student of Jami’ah ‘Uloom al-Qur’an, Leicester, and checked & edited by Mufti Muhammad ibn Adam al-Kawthari The science of hadith deals with both the narrating (riwaya) and deep comprehension (diraya) of Prophetic statements. In the section of deep comprehension, it further divides into fiqh al-hadith (understanding the text of the hadith) and mustalah al-hadith (classification of the hadiths). In this last branch of mustalah al-hadith, hadiths are classed into various categories depending on the chain of narration, the context of the hadith, who narrated it, the number of people…