Hinduism Buy volume 1 of the Upanishads at Amazon.com Buy volume 2 of the Upanishads at Amazon.com Upanishads, Part One (SBE 1) Upanishads, Part Two (SBE 15) The Sacred Books of the East started off with the Max Müller translation of the Upanishads; complete extexts of these key works are available here. This edition contains a dozen of the most important Upanishads, which are fundamental texts of Hinduism.