Dr. siham Jamil Jasim, “Religious Reasons and Motives for the Exclusion of Scholars and its Impact on the Arab Islamic State in the Umayyad Era (41-132 AH / 661-749 AD)”, eduj, vol. 57, no. 2, pp. 97–108, Nov. 2024, doi: 10.31185/eduj.Vol57.Iss2.4105.