- Samarqandī, Muḥammad ibn Ashraf, active 13th century. Risālah fī ādāb al-baḥth1
- Saʻīdī, Mīr Abū al-Fatḥ ibn Makhdūm, active 16th century. Ḥāshiyah ʻalá al-ʻAḍudīyah1
- Shamsīyah (Qazwīnī, ʻAlī ibn ʻUmar)1
- Sharḥ al-Mawāqif (Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf)1
- Sharḥ al-Wiqāyah (Maḥbūbī, ʻUbayd Allāh ibn Masʻūd)1
- Sharḥ al-ʻAqāʼid al-ʻAḍudīyah (Dawwānī, Muḥammad ibn Asʻad)1
- Sharḥ Īsāghūjī (Kātī, Ḥusām al-Dīn al-Ḥasan)1
- Shiite authors1
- Shīrāzī, Shukr Allāh ibn Qāsim. Mufīd al-Mukhtaṣar1
- Shīʻah1
- Shīʻah--Customs and practices1
- Signification (Logic)1
- Simile1
- Smoking (Islamic law)1
- Spices1
- Stars--Names1
- Sufis1
- Sujāʻī, Aḥmad ibn Aḥmad, -1783? Jawāhir al-muntaẓimāt fi ʻUqūd al-maqūlāt1
- Sujāʻī, Aḥmad ibn Aḥmad, -1783? ʻUqūd al-Maqūlāt1
- Symptoms1