- Riddles, Arabic4
- Rāfiʻī, ʻAbd al-Karīm ibn Muḥammad, 1162-1226. ʻAzīz ʻalá al-Wajīz4
- Saudi Arabia--Hejaz4
- Sermons4
- Sharḥ Īsāghūjī (Kātī, Ḥusām al-Dīn al-Ḥasan)4
- Shāfiyah (Ibn al-Ḥājib, ʻUthmān ibn ʻUmar)4
- Shīʻah--Customs and practices4
- Sin--Islam4
- Sufi poetry, Arabic4
- Sullam (Akhḍarī, ʻAbd al-Raḥmān ibn Muḥammad)4
- Sīrat Rasūl Allāh (Ibn Hishām, ʻAbd al-Malik)4
- Tadhkirah fī ʻilm al-hayʼah (Ṭūsī, Naṣīr al-Dīn Muḥammad ibn Muḥammad)4
- Taxation (Islamic law)4
- Time measurements4
- Translations4
- Waṣīyah (Abū Ḥanīfah)4
- Work ethic4
- Zakat4
- Zaydīyah--Doctrines4
- Zubdat al-uṣūl (ʻĀmilī, Bahāʼ al-Dīn Muḥammad ibn Ḥusayn)4