In 2 volumes, The Qur'an explanation of Imam Ibn Ubayd al-Qasim ibn Sallam (154/770 - 224/838), with collection and research of Ghuzayl bin Muhammad ibn Duhaym Dawsari, Assistant Professor of Quranic Studies and Interpretation at King Saud University, College of Education. Abu Ubayd was an outstanding Imam and philologist who excelled in the Arabic language.