Lexicology and analytical knowledge of theoretical resources of the science of Takhrīj among the Sunnis

Takhrīj means to extract the texts, subjects, contents and various ṭuruq (transmission channels) of a hadith from its sources. This issue was first counted as a sub-branch of Qawā‘id al-ḥadīth (rules of tradition) or Dirāyat al-ḥadīth and now is deemed as an independent science. Takhrīj is applied for the purpose of pathology and validation of the Hadith. To methodize and apply this science the Sunni scholars have had lots of activities understanding of which is necessary for generating the Shī‘ī version of Takhrīj. Based on this, a comprehensive research for indentifying the theoretical resources of this science is required. One of the fields of the attempts of the Sunnis in the science of Takhrīj is compilation of numerous theoretical resources. Based on this an inclusive research should be done to recognize the theoretical resources of this science. The goal of this research is to elucidate the meaning of Takhrīj and to analytically introduce the most important books compiled in the theoretical discussions of the science of Takhrīj. Its advantage, other than explaining the status of this science, is to suggest research clues to carry out Shī‘ī researches. The first chapter of this article deals with the lexicology of the term Takhrīj. In the second chapter the text and prefaces of relevant books are studied and for the first time a comprehensive analytical compared introduction of the most important theoretical resources of Takhrīj is presented.