Hadith speech of a person. In Islamic terminology, according to Juan Campo, the term "hadith" refers to reports of statements or actions of Muhammad, or of his tacit approval or criticism of something said or done in his presence. Classical hadith specialist Ibn Hajar al-Asqalani says that the intended meaning of "hadith" in religious tradition is something attributed to Muhammad but that is not found in the Quran. Scholar Patricia Crone includes reports by others than Muhammad in her definition of hadith — "short reports (sometimes just a line or two) recording what an early figure, such as a companion of
Introduction to the Science of Hadith adding six terms in the process). The first pertains to the "matn" (text) of the hadith and its three divisions and 30 types. The three divisions are "ṣaḥīḥ", "ḥasan", and "ḍa`īf". The thirty types include those mentioned in hadith terminology and others. The second deals with the "isnād" (chain of narration) and comprises 11 types. These types generally fall within the discipline of biographical evaluation. The third category includes six types: the qualifications necessary for conveying hadith, the manners in which they are transmitted, the transcription of hadith, and the etiquette of the narrator and of the student. The fourth