- Islamic poetry, Persian3
- Islamic poetry, Turkish3
- Islamic sermons, Persian3
- Israel--Acre3
- Jaʻbarī, Arslān ibn Yaʻqūb, -1300. Risālat al-tawḥīd3
- Jinn3
- Judges (Islamic law)3
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Sharḥ khuṭbah al-Quṭbīyah3
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Lawāmiʻ al-asrār3
- Kanz al-wuṣūl ilá maʻrifat al-uṣūl (Bazdawī, ʻAlī ibn Muḥammad)3
- Khalwatīyah3
- Khawwāṣ, Aḥmad ibn ʻAbbād, 1378?-1454. Kāfī fī ʻilmay al-ʻarūḍ wa-al-qawāfī3
- Kings and rulers--Religious aspects3
- Lamaʻāt (ʻIrāqī, Fakhr al-Dīn Ibrāhīm)3
- Land use--Law and legislation3
- Language and languages--Style3
- Laylat al-Qadr3
- Legacies (Islamic law)3
- Letter writing, Arabic3
- Love3