Title: al-Hadīyah al-saʻīdah fī al-ḥikmah al-ṭabʻīyah
Subjects: Islamic philosophy, Philosophy of nature, Physics, Islamic cosmology
People: Muḥammad Faḍl al-Ḥaqq Khayrābādī (1797 or 1798-1861 or 1862)