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Full Idea
Zoroaster and the Hebrew prophets evolved different versions of monotheism.
Gist of Idea
Zoroaster and the Hebrew prophets evolved different versions of monotheism
Source
report of Zoroaster (The Gathas (seventeen hymns) [c.900 BCE]) by Karen Armstrong - A History of God Ch.1
Book Ref
Armstrong,Karen: 'A History of God' [Mandarin 1993], p.37
A Reaction
This seems to be the consensus on the origins of monotheism, which places the development much earlier than the appearance of the idea in Greek philosophy.