Perhaps the hot fantasy of the Iranians in some prince of Semitic, cruel and tyrannical lineage, who infested them, saw in it the living and visible … - Italo Pizzi

If the Homeric poems are a faithful mirror of the heroic life of the Greeks, of the feelings and ideas of that age, the Book of Kings is no less the faithful image of the soul, heart and ingenuity of the Persian people. (pp. X-XI)

It does not have you in the world the richest country of Persia in heroic legends.

The Daēvi of Zoroastrianism are not in origin other than the Devis of the correspondent, indeed related Indian mythology and theology. Other than the Indian Devi are good deities, protective friends of man, where the Iranian Daēvi are evil beings, true evil geniuses. This is probably due to the fact that some religious cleaver, as can reasonably be assumed, troubled Aryan or Indo-Iranian society or life before the exchangeable separation, that is, that ancient religious concepts had to gradually change and alter deeply for reasons that it is very difficult, not impossible, to trace.