- Qurʼan. Sūrat al-Fātiḥah1
- Qurʼan. Sūrat al-qadr1
- Qūshjī, ʻAlī ibn Muḥammad, -1474 or 1475. Risālah fī al-hayʼah1
- Rainbows1
- Rajab1
- Rasāʼil (Ikhwān al-Ṣafāʼ)1
- Recitations1
- Religious life1
- Religious life--Islam1
- Riddles, Arabic1
- Samarqandī, Abū al-Qāsim ibn Abī Bakr, active 15th century. Risālah al-Samarqandīyah fī al-istiʻarāt1
- Sanjaq Dār, Muḥammad al-Sharīf, active 17th century. Zīj1
- Science, Medieval1
- Sex--Religious aspects--Islam1
- Sexual disorders1
- Shafiites1
- Shams Maghribī, Muḥammad Shīrīn, 1349?-1406 or 1407. Jām-i Jahānʹnumā1
- Shams Maghribī, Muḥammad Shīrīn, 1349?-1406 or 1407. Jām-i jahānʹnumā1
- Shamsīyah (Qazwīnī, ʻAlī ibn ʻUmar)1
- Sharḥ Shamsīyah (Quṭb al-Taḥtānī, Muḥammad ibn Muḥammad)1