- Sharḥ al-ʻAqāʼid al-ʻAḍudīyah (Dawwānī, Muḥammad ibn Asʻad)1
- Shaykhī--Doctrines1
- Shiites1
- Shāfiyah (Ibn al-Ḥājib, ʻUthmān ibn ʻUmar)1
- Shāṭibī, al-Qāsim ibn Fīrruh, 1144-1194. ʻAqīlat atrāb al-qaṣāʾid fī asná al-maqāṣid1
- Shīrāzī, Shukr Allāh ibn Qāsim. Mufīd al-Mukhtaṣar1
- Shīʻah--Customs and practices1
- Sin--Islam1
- Solitude--Religious aspects--Islam1
- Solomon, King of Israel1
- Solomon, King of Israel, in the Qurʼan1
- Soul--Islam--History of doctrines1
- Spiritual life--Islam1
- Sprinkled papers1
- Staffs (Sticks, canes, etc.)--Religious aspects--Islam1
- Suhrawardī, ʻUmar ibn Muḥammad, 1145-1234. ʻAwārif al-maʻārif1
- Suyūṭī, 1445-1505. Tafsīr al-Jalālayn1
- Suyūṭī, 1445-1505. Tanzīh al-anbiyāʼ ʻan tasfīh al-aghbiyāʼ1
- Swimming1
- Syria1