Mystical Ethics Study by Yahiā Kabir is a research and explanation on al-Resāle al-Ellie by Vā’ez-e Kāshef-e Sabzevāri, which was published by the Publication of Bustān-e Ketāb in 2014. In the present paper, the author, through providing different instances from the book, intends to criticize it in details and in every aspect such as content, form, and ….