Al-Ḥusayn ibn Saʿīd ibn Ḥammād ibn Saʿīd ibn Mihrān who was a companion of the Infallible Imams (a) and has narrated traditions from Imam al-Riḍā, Imam al-Jawād and Imam al-Hādī (a). He compiled this book which comprises two hundred and ninety narrations on ethical subjects.