- Rasāʼil (Anṣārī, Murtaḍá ibn Muḥammad Amīn)1
- Rawḍah al-bahīyah fī sharḥ al-Lumʻah al-Dimashqīyah (Shahīd al-Thānī, Zayn al-Dīn ibn ʻAlī)1
- Recitations1
- Riyāḍ al-ṣāliḥīn (Nawawī)1
- Samarqandī, Abū al-Qāsim ibn Abī Bakr, active 15th century. Risālah al-Samarqandīyah fī al-istiʻarāt1
- Sharḥ Ibn ʻAqīl ʻalá Alfīyat Ibn Mālik (Ibn ʻAqīl, ʻAbd Allāh ibn ʻAbd al-Raḥmān)1
- Sharḥ Shamsīyah (Quṭb al-Taḥtānī, Muḥammad ibn Muḥammad)1
- Sharḥ Īsāghūjī (Kātī, Ḥusām al-Dīn al-Ḥasan)1
- Shaykhī--Doctrines1
- Shaʻbānīyah1
- Shiites1
- Sin--Islam1
- Songs, Arabic1
- Soul--Islam--History of doctrines1
- Spiritual life--Islam1
- Sprinkled papers1
- Sufi poetry, Arabic1
- Sufism--Rituals1
- Suyūṭī, 1445-15051
- Syria--Damascus1