- Sharḥ Īsāghūjī (Kātī, Ḥusām al-Dīn al-Ḥasan)1
- Shaykhī1
- Shaykhī--Doctrines1
- Shiites1
- Shirwānī, Masʻūd ibn Ḥusayn, d. 1499 or 1500. Sharḥ ʻalá Risālah fī ādāb al-baḥth1
- Shirwānī, Muḥammad al-Amīn ibn Ṣadr al-Dīn, d. 1626 or 7. Jihat al-waḥdah1
- Shādhilī, Abū al-Ḥasan ʻAlī ibn ʻAbd Allāh, approximately 1196-1258. Muqaddimah al-ʻIzzīyah1
- Shāfiyah (Ibn al-Ḥājib, ʻUthmān ibn ʻUmar)1
- Shāfiʻī, Muḥammad ibn Idrīs, 767 or 768-8201
- Sibṭ al-Māridīnī, Badr al-Dīn Muḥammad ibn Muḥammad, 1423- Lumʻah al-Māridīnīyah fī sharḥ al-Yāsamīnīyah1
- Sin--Islam1
- Siwāsī, Muṣṭafá ibn Abī Bakr, d. 1824 or 5. Mafātīḥ al-durrīyah fī ithbāt al-qawānīn al-Darīyah1
- Smoking (Islamic law)1
- Staffs (Sticks, canes, etc.)--Religious aspects--Islam1
- Sunna1
- Suyūṭī, 1445-1505. Tanzīh al-anbiyāʼ ʻan tasfīh al-aghbiyāʼ1
- Taqlīd1
- Taʻlīm al-mutaʻallim ṭarīq al-taʻallum (Zarnūjī, Burhān al-Dīn)1
- Temptation (Islam)1
- Time measurements1