عنوان مقاله [English]
Most of the Arabic-Persian sources have dealt with YazdgerdIII coronation. many confusion and inconsistency There are in this sourses. In this study, the historical data and details of these sources have been measured and analyzed, as well as their differences and similarities. Shahnameh is one of the most important sources in the history of sasanids. Ferdowsi, trustworthily, ordered the history of Sasanid era, which embodies most of the details of events. Some iranologists insist on the historical aspect of Shahnameh, while others have considered Shahnameh as non-historical. In this part, Ferdowsi has constantly been loyal to his source (Abu Mansouri’s Shahnameh), and despite all the limitations in rythm, poetic language, and narrative-fictional framework, he has versified the details truatworthily. Many data in sources are also present in Shahnameh, and some data have been reported only in Shahnameh. Ferdowsi has recorded date of Yazdgerd coronation, which others have neglected. Arabs attack and instability are obvious in beginning of Yazdgerd kingdome. the attitude present in Khoday-nameh has entered Shahnameh through a mediator, and has refined it from non-Iranian lookouts. This research can make the stand of Shahnameh more valid and prominent, and can be beneficial for other researches in the field.