 Having written fifteen books in the Manzum and regular styles, and a great number of Turkish, Arabic, and Persian amongst İbrahim Hakkı's most important works are the "Divan" and "Marifetname".In 1756 he published "Marifetname" ("Book of Gnosis"), a compilation and commentary on astronomy, mathematics, anatomy, psychology, philosophy, and Islamic mysticism.It is famous for containing the first treatment of post-Copernican astronomy by a Muslim scholar ("'ālim").