From Greek ἔμπυρος empyrus "in or on the fire (pyr)."
In western religions, the highest of the heavens, explored by Dante in his Divine Comedy.
In Kabbalah, this region corresponds to Neptune and the sephirah Kether.
"The “I” is the origin of the error and of its consequence, which is pain. Thus, as long as the “I” exists, pain and error will continue to exist."