Title: al- Farq bayna al-ḍād wa-al-ẓāʾ
Subtitle: fī Kitāb Allāh ʻazza wa-jall wa-fī al-mashhūr min al-kalām
Subjects: Koran, Early works to 1800, Style Language, Phonetics, Ḍaḍ (The Arabic letter), Ẓāʾ (The Arabic letter), Arabic language, Terminology