An overview to the evolution of rajah narration's place in the sources of Imammism

Between the narrations of rajah (return from theth)¡ what has been more prevalenced until before 4th century A.H. and drawn attention of narrators are the Dabbah¡ Asa and maysam narrations. The number of these narrations isn''t much and was considered as a representer of one of the dignities of Imamate. From the 4th A.H. century (beginning of the great occultation) until the 9th A.H. century narrating the other narrations of rajah increased and although their number is more than past but altogether they are not much. These narrations which speak of the return from death¡ have been categorized as the news of the events after the appearance of 12th Imam and have not an independent field in the news of his appearance. From the 9th century A. H.¡ the number of the narrations of rajah has had a serious increase and has has been distinguished from the other news of the events after the appearance of 12th Imam¡ as there has been a spacious independent field or even book assigned to them among the narrational books