Zoroaster Rationality, Knowledge & Truth" views Zoroaster as Prophet of God and describes such the expressions to be a concept which is similar to the concepts in Judaism, Christianity and Islam. Manichaeism considered Zoroaster to be a figure (along with Jesus and the Buddha) in a line of prophets of which Mani (216–276) was the culmination. Zoroaster's ethical dualism is—to an extent—incorporated in Mani's doctrine, which viewed the world as being locked in an epic battle between opposing forces of good and evil. Manicheanism also incorporated other elements of Zoroastrian tradition, particularly the names of supernatural beings; however, many of these
Zoroaster 330 BCE. The Seleucid rulers who gained power following Alexander's death instituted an "Age of Alexander" as the new calendrical epoch. This did not appeal to the Zoroastrian priesthood who then attempted to establish an "Age of Zoroaster". To do so, they needed to establish when Zoroaster had lived, which they accomplished by (erroneous, some even identified Cyrus with Vishtaspa) counting back the length of successive generations, until they concluded that Zoroaster must have lived "258 years before Alexander". This estimate then re-appeared in the 9th- to 12th-century Arabic and Pahlavi texts of Zoroastrian tradition, like the 10th century Al-Masudi