A Contemplation on the Sources and on the Concept of Muslim Historical Sources

For researching in the Muslim historiography, it is essential cognition of resources, sources and methods of intelligence gathering. Due to the wide such research, the case approach is necessary to examine the historical writings. Tarikh-e- Bayhagh is one of the most famous Persian books about local history that its originate of information is variety of sources. This research analyzes Tarikh-i bayhagh's sources. Meanwhile, it notes how the author collected and used any source and his interpretation of historical sources. This study shows, although the author has declared his sources have been books and what he had heard, he has used various other sources such as archeology, observations and documents. But unwittingly use of recent sources, has reduced his usage of the sources and he has merely quoted their names and information.