- Purity, Ritual--Islam1
- Qurʼan. Sūrat al-Aʻrāf1
- Qurʼan. Sūrat al-Kāfirūn1
- Rainbows1
- Religious life--Islam1
- Riddles, Arabic1
- Riddles, Persian1
- Samarqandī, Muḥammad ibn Ashraf, active 13th century. Risālah fī ādāb al-baḥth1
- Shamsīyah (Qazwīnī, ʻAlī ibn ʻUmar)1
- Sharḥ Shamsīyah (Quṭb al-Taḥtānī, Muḥammad ibn Muḥammad)1
- Sharḥ al-Wiqāyah (Maḥbūbī, ʻUbayd Allāh ibn Masʻūd)1
- Shīrāzī, Shukr Allāh ibn Qāsim. Mufīd al-Mukhtaṣar1
- Soul--Islam1
- Stamps1
- Sufism1
- Sufism--Doctrines1
- Tables1
- Tajrīd al-iʻtiqād (Ṭūsī, Naṣīr al-Dīn Muḥammad ibn Muḥammad)1
- Texts1
- Turkish poetry1