p estimates possibly million https booksgooglecom booksid l jmaaaamaaj dq f q million pgis cook p estimates exactly million https archiveorg details psychologyaccoun cook page ref scholars believe key concepts zoroastrian eschatology demonology influenced abrahamic religions ref name blackrowley b ref ref name duchesne guillemin ref hand zoroastrianism inherited ideas belief systems like practiced religions accommodates degree syncretism ref name boyce eg ref zoroastrianism sogdia kushan empire armenia china places incorporating local foreign practices deities zoroastrian influences hungarian slavic ossetian turkic mongol mythologies also noted bearing extensive light dark dualisms
Humanities Theology Zoroastrianism