Hadith are "expressed in Muhammad's words", whereas the latter are the "direct words of God". A "hadith qudsi" need not be a "sahih" (sound hadith), but may be "da‘if" or even "mawdu‘". An example of a "hadith qudsi" is the hadith of Abu Hurairah who said that Muhammad said: When God decreed the Creation He pledged Himself by writing in His book which is laid down with Him: My mercy prevails over My wrath. In the Shia school of thought, there are two fundamental viewpoints of Hadith: The Akhbari view and the Usuli view. The Usuli scholars stress the importance of
Hadith terminology "hadith" the text of which contradicts established norms of the Prophet's sayings, or its reporters include a liar. There are several factors which may motivate an individual to fabricate a narration: A number of "hadith" specialists have collected fabricated "hadith" separately in order to distinguish them from other "hadith". Examples include: In "hadith" terminology, a "hadith" is divided into two categories based, essentially, upon the number of narrators mentioned at each level in a particular "isnād". Consideration is given to the least number of narrators at any level of the chain of narration; thus if ten narrators convey a "hadith"