- Karaites--Doctrines1
- Karaites--Liturgy1
- Karaitic literature1
- Karmī, Marʻī ibn Yūsuf, -1623 or 16241
- Karmī, Marʻī ibn Yūsuf, -1623 or 1624. Ghāyat al-muntahá fī al-jamʻ bayna al-Iqnāʻ wa-al-Muntahá1
- Kashmir Śaivism--Doctrines1
- Kavaca1
- Kaʻb al-Aḥbār, -655 or 6561
- Khabīṣī, Muḥammad ibn Abī Bakr, active 14th century. Muwashshaḥ1
- Khalīl ibn Isḥāq al-Jundī, -1365? Mukhtaṣar Bāb al-yamīn1
- Khamrīyah (Ibn al-Fāriḍ, ʻUmar ibn ʻAlī)1
- Khamti language1
- Khiḍr (Legendary character)1
- Khuzāʻī, Diʻbil ibn ʻAlī, 765 or 766-860 or 861. Qaṣīdah1
- Khādimī, Muḥammad ibn Muṣṭafá, 1701 or 2-1762 or 3. Majāmiʻ al-ḥaqāʼiq wa-al-qawāʻid wa-jawāmiʻ al-raqāʼiq wa-al-fawāʼid1
- Khādimī, Muḥammad ibn Muṣṭafá, 1701 or 2-1762 or 3. Risālah fī ajzāʼ al-qaḍīyah1
- Kimonos1
- Kings and rulers--Religious aspects--Hinduism1
- Kisāʼī, ʻAlī ibn Ḥamzah, -804 or 8051
- Knowledge, Theory of (Hinduism)1