Mohd Sharif, M. F. “COMMANDING AND FORBIDDING THE IMAM: A STUDY OF THE CONCEPT OF AL-AMR BI AL-MA’RUF AND AL-NAHY ’AN AL-MUNKAR IN ISLAMIC IMAMSHIP”. Jurnal Syariah, vol. 16, no. 1, Jan. 2008, pp. 1-16, https://vmis.um.edu.my/index.php/JS/article/view/22771.