- Imams (Shiites)1
- India--Gujarat1
- Intention--Religious aspects--Islam1
- Interest (Islamic law)1
- Iran1
- Iraq1
- Ishrāqīyah1
- Ishārāt wa-al-tanbīhāt (Avicenna)1
- Islam--Customs and practices1
- Islam--Theology1
- Islamic learning and scholarship1
- Islamic magic1
- Islamic sermons, Arabic1
- Isra' and Mi`raj of the Prophet Muhammad1
- Jawharat al-tawḥīd (Laqānī, Ibrāhīm ibn Ibrāhīm)1
- Jawī Zādah, Muḥammad ibn Ilyās, -1547 or 1548. Risālah fī al-masḥ ʻalá al-khuffayn1
- Jaʻbarī, Arslān ibn Yaʻqūb, -1300. Risālat al-tawḥīd1
- Judgment Day (Islam)1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Sharḥ Shamsīyah1
- Jāmī, 1414-1492. Tafsīr al-fātiḥah al-sharīfah1