Amshāsfand’nāmah (امشاسفند نامه) , a poetical version of an older prose-treatise which describes the functions and duties of the thirty-one Amesha spantas
Ḥikāyat-i Shāh Niẓām (حکایت شاه نظام), an account of the killing of several Dastūrs by order of Shāh Niẓām in the year 724 of the Yazdigird era (1355 AD)