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2- Methodology of Learning and Evaluating Hadith in the First Century of Islam. Research Center, International Islamic University Malaysia, Kuala Lumpur, Malaysia, 2006.
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3- Wasatiyyat al-Islām fī Dwāfi’ al-Jihād. “Islamic Moderation in the Motives of Jihād”, Prince Sultan Ibn Abdul’Aziz Chair for Contemporary Islamic Studies, College of Education, King Saud University, Riyadh, Saudi Arabia, 1431/2010.
4- Mushkil al-Hadīth: Dirāsah Ta’sīliyyah Mu’āsirah, “Problematic Hadīths: A Contemporary Theoretical Study”, Dar al-Salam, Cairo, 1433/2012.
5- Madkhal ilā al-Istishrāq al-Mu’āsir wa ‘Ilm al- Hadith. “Contemporary Orientalism and Hadith Studies: An Inroduction”, Prince Sultan Ibn Abdul’Aziz Chair for Contemporary Islamic Studies, College of Education, King Saud University, Riyadh, Saudi Arabia, 1433/2012.
6- Mu‘jam Mustalhāt al-‘Ulūm al-Shar’iyyah. “Dictionary of Shari’ah Sciences Terminologies”, joint research, Ministry of Islamic Affairs and King Abdul-Aziz for Sciences and Technology, 1439/2017.
