Amesha Spenta

Thus whereas Bousset, for instance, regarded the Amesha Spentas of the Zoroastrian religion as a textbook example of the process by which concrete divine beings could be evaporated into abstract figures,² it is now recognized that the development ran, in fact, in the opposite direction, that is, from the personification of abstract concepts to concrete protecting spirits, while the ancient Persian gods were the object of Zoroaster′s fierce attack.³