Philosophy of mind
Dualism is a set of views about the relationship between mind and matter (or body). It begins with the claim that mental phenomena are, in some respects, non-physical. One of the earliest known formulations of mind–body dualism was expressed in the eastern Sankhya and Yoga schools of Hindu philosophy (c. 650 BCE), which divided the world into purusha (mind/spirit) and prakriti (material substance). Specifically, the Yoga Sutra of Patanjali presents an analytical approach to the nature of the mind.
Ethical dualism
The Jews first came across Zoroastrian philosophy when the Persian King Cyrus freed them from their Babylonian captivity and allowed them to return to their homeland in the 6th century BCE. Therefore, it is possible that during this period the two peoples exchanged ideas about their view of the world, which would explain the clear reference to ethical dualism expressed and reformulated in Jewish terms in Chapter 31:15 of the Deuteronomy, the 5th book of the Torah: