No new religious force had come into the ancient East, unless the Mede is to be reckoned one in virtue of his zoroastrianism.
"The Ancient East"
D. G. Hogarth
This was the doctrine from the Ganges, or even the shores of the Yellow Sea, to the Ilissus; it was the fundamental principle of the Indian religion and the Indian philosophy; it was the basis of zoroastrianism; it was pure Platonism; it was the Platonic Judaism of the Alexandrian school.
"Esoteric Christianity, or The Lesser Mysteries"
Annie Besant
73. Mithraism, Advantages of, 159; Ethics of, 199; not zoroastrianism, 150. Mithreum near Trapezus, 262 n.
"The Oriental Religions in Roman Paganism"
Franz Cumont