- Judges (Islamic law)1
- Jāmī, 1414-1492. Risālah-i muʻammā1
- Kalbī, Diḥyah ibn Khalīfah, -approximately 6701
- Kashshāf (Zamakhsharī, Maḥmūd ibn ʻUmar)1
- Kaydānī. Maṭālib al-muṣallī1
- Khadījah, -approximately 6191
- Khawāfī, Muḥammad ibn Muḥammad, 1356-1435. Awrād al-Zaynīyah1
- Khiḍr (Legendary character)1
- Khulāṣat al-ḥisāb (ʻĀmilī, Bahāʼ al-Dīn Muḥammad ibn Ḥusayn)1
- Knowledge, Theory of (Islam)1
- Kāfiyah (Ibn al-Ḥājib, ʻUthmān ibn ʻUmar)1
- Laughter--Religious aspects--Islam1
- Learning1
- Love--Philosophy1
- Martyrdom--Islam1
- Masjid al-Nabawī al-Sharīf1
- Medicine, Arab1
- Menstruation--Religious aspects--Islam1
- Methodology1
- Minhāj al-ṭālibīn (Nawawī)1