- Space and time--Religious aspects--Islam1
- Spherical trigonometry1
- Spices1
- Spinning1
- Spirits (Islam)1
- Spiritual life--Islam1
- Staffs (Sticks, canes, etc.)--Religious aspects--Islam1
- Subkī, Taqī al-Dīn ʻAlī ibn ʻAbd al-Kāfī, 1284-1355. Tāʼīiyah1
- Sudan--Kordofan (Province)1
- Sufi poetry, Persian1
- Sufi poetry, Turkish1
- Sufism--Prayers and devotions1
- Sufism--Terminology1
- Suhrawardī, ʻUmar ibn Muḥammad, 1145-1234. ʻAwārif al-maʻārif1
- Sujāʻī, Aḥmad ibn Aḥmad, -1783? ʻUqūd al-maqūlāt1
- Sultans1
- Sumtī, Yūsuf ibn Khālid1
- Sun1
- Sunan (Ibn Mājah, Muḥammad ibn Yazīd)1
- Sunan al-kubrá (Bayhaqī, Aḥmad ibn al-Ḥusayn)1