The Upanishads, Part 1 (SBE01)
Chapters
Khandogya-Upanishad: Eighth Prapathaka: Seventh Khanda

^135:2 The commentators are at great pains to explain that Pragapati told no falsehood. He meant by purusha the personal element in the highest sense, and it was not his fault that his pupils took purusha for man or body.