The course includes a study of the concept of methodology: its importance and history of writing the books of Hadith; methodology of certain Scholars of Hadith, such as: al-Bukhari, Muslim, al-Tirmidhi, al-Nasa'i, Ibn Majah, Abu Dawud, al-Darimi and Malik; to know and discuss the conditions of every one of them in his book; this includes an applied and comparative study to these books.