عنوان مقاله [English]
Paying attention to the document in validating the narrations has long been of special importance to Muslim scholars and in this regard many efforts have been made and the document and the narrators of these narrations have been researched from different dimensions, which results in a very rich library. And it has been various with different topics, titles, approaches, intentions, etc. Therefore, it is necessary to look again at this scientific heritage of Muslims and in an independent study, these efforts should be summarized, typologically and purposefully. In this descriptive article, an attempt has been made to examine the many reasons for Rajali's writings as well as their types and benefits. In the end, it is concluded that issues such as differences and differences in the moods and characteristics of narrators, as well as the position of some rijals and the importance of their views in the modification of narrators, are among the many reasons for the variety of rijali writings.