Zoroaster prophecy that saw a return of Sassanid emperor Bahram: Shoghi Effendi also stated that Zoroaster lived roughly 1000 years before Jesus. The Greeks—in the Hellenistic sense of the term—had an understanding of Zoroaster as expressed by Plutarch, Diogenes Laertius, and Agathias that saw him, at the core, to be the "prophet and founder of the religion of the Iranian peoples," Beck notes that "the rest was mostly fantasy". Zoroaster was set in the ancient past, six to seven millennia before the Common Era, and was described as a king of Bactria or a Babylonian (or teacher of Babylonians), and with
Zoroastrianism progress towards perfection". Its basic maxims include: The name "Zoroaster" is a Greek rendering of the name "Zarathustra". He is known as "Zartosht" and "Zardosht" in Persian and "Zaratosht" in Gujarati. The Zoroastrian name of the religion is "Mazdayasna", which combines "Mazda-" with the Avestan language word "yasna", meaning "worship, devotion". In English, an adherent of the faith is commonly called a Zoroastrian or a Zarathustrian. An older expression still used today is "Behdin", meaning "The best Religion | Beh < Middle Persian Weh (good) + Din < Middle Persian dēn < Avestan Daēnā". In Zoroastrian liturgy the term is