Although purporting to be of ancient origin, it is now generally regarded as a literary forgery, most probably authored in the 16th or 17th century by Azar Kayvan, the leader of the Zoroastrian Illuminationist sect.
This document, despite claiming ancient origins, is now considered a fabrication, likely authored by Azar Kayvan, leader of the Zoroastrian Illuminationist sect, during the 16th or 17th centuries.