On the system of Qur'an readings. An early work by Al-Qasim ibn Firuh al-Shatibi (538/1144 - 590/1194), the Andalusian scholar famous for his poetic form of learning Qur'an recitation. Followed by the work of Shamsuddin Ibn al-Jazri (751/1350 - 833/1429, Damascus), the Islamic scholar especially proficient in the qira'at of the Qur'an. Investigation of Dr. Ayman Suwayd.