- Shāfiʻī, Muḥammad ibn Aḥmad, 1436 or 1437-1499 or 1500. Tuḥfat al-ʻibād bi-mā yajibu min al-iʻtiqād1
- Shāṭibī, al-Qāsim ibn Fīrruh, 1144-1194. ʻAqīlat atrāb al-qaṣāʾid fī asná al-maqāṣid1
- Shīrāzī, Shukr Allāh ibn Qāsim. Mufīd al-Mukhtaṣar1
- Sibṭ al-Māridīnī, Badr al-Dīn Muḥammad ibn Muḥammad, 1423- Risālah al-fatḥīyah1
- Sibṭ al-Māridīnī, Badr al-Dīn Muḥammad ibn Muḥammad, 1423- Sharḥ al-Raḥbīyah1
- Signification (Logic)1
- Simile1
- Sin--Islam1
- Since 6401
- Sittūn masʼalah fī al-fiqh (Zāhid, Aḥmad ibn Muḥammad)1
- Siwāsī, Muṣṭafá ibn Abī Bakr, d. 1824 or 5. Mafātīḥ al-durrīyah fī ithbāt al-qawānīn al-Darīyah1
- Sleep--Religious aspects--Islam1
- Solomon, King of Israel1
- Solomon, King of Israel, in the Qurʼan1
- Soul1
- Soul--Islam--History of doctrines1
- Southern Arabia1
- Space and time--Religious aspects--Islam1
- Spain1
- Sphere1