Muhsin Fani, The Dabistán, or School of manners…
“ Having thus taught Zardusht the Avesta and the Zand, he said to him: “Recite this celebrated volume to king Gushtasp, that through it he may obtain wisdom; tell him also to attain a perfect knowledge of me; no one should ever call me the worker of injustice; command the Mobeds and all mankind to separate themselves from demons and magicians.” ”
