Zoroaster parallels include the evident similarities between Amesha Spenta and the archangel Gabriel, and the mention of Thamud and the Iram of the Pillars in the Quran. These may also indicate the vast influence of the Achaemenid Empire on the development of either religion. The Sabaeans, who believed in free will coincident with Zoroastrians, are also mentioned in the Quran. Like the Greeks of classical antiquity, Islamic tradition understands Zoroaster to be the founding prophet of the Magians (via Aramaic, Arabic "Majus", collective "Majusya"). The 11th-century Cordoban Ibn Hazm (Zahiri school) contends that "Kitabi" "of the Book" cannot apply in light
Zoroaster that the chronological calculation for Zoroaster was developed by Persian magi in the 4th century BCE, and as the early Greeks learned about him from the Achaemenids, this indicates they did not regard him as a contemporary of Cyrus the Great, but as a remote figure. Some later pseudo-historical and Zoroastrian sources (the "Bundahishn", which references a date "258 years before Alexander") place Zoroaster in the 6th century BCE, which coincided with the accounts by Ammianus Marcellinus from 4th century CE. The traditional Zoroastrian date originates in the period immediately following Alexander the Great's conquest of the Achaemenid Empire in