Relation of "main Background" and "Criteria" of Tabari's Ijtihad in Preference of interpretational viewpoints

The present study using the "content analysis" to analyze quantitative and qualitative criteria fields and Ijtihad of "Muhammad ibn Jarir al-Tabari" and would vote in the study interpreted differently in "Jami al-Bayan" pays attention to the example of Islamic ijtihad to interpretation of the Quran and the use of the criteria of interpretation, preferring to explain the interpretation votes. According to the writer, Tabari in 1952 noted the different interpretation votes and commentary of their choice, the most prominent results of research on his interpretation main backgrounds and criteria, is as follows: (1) the main areas of al-Tabari, including "means of revelation" , "reading", and "Quranic terms".(2) Several of the six criteria he uses is "context and appearance of verses", "fame and consensus", "Arab language (syntax, rhetorical and literal)", "authenticity generalization", "true hadith of the prophet," and " Writing the Quran scripture" as well as a few of the four criteria of "reason", companion's viewpoint", "jurisprudential rules" and " history" has been interpreted in favor of the viewpoint.(3) Tabari is most widely used of the three criteria; "context and appearance of verses" (701 cases), "Arab Language" (603 cases) and "fame and consensus" (456 casess). (4) He in the field of "means of revelation" has more attention to "context and appearance of verses" (51%); in the field of "reading" to "fame and consensus" (64%); in "Quranic terms to "context and appearance of verses" (53%) and in "Quranic words" to "Arab Language" (44%)