SHASTER
Source: 566, 567
shaster. Shaster, n. a sacred book among the Hindoos, containing comment on the vedam or bible; principles of their religion, &c.
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{ ‖Shas″ter (?), ‖Shas″tra (?), } n. [[Skr. cāstra an order or command, a sacred book, fr. cās to order, instruct, govern. Cf. Sastra.]] A treatise for authoritative instruction among the Hindoos; a book of institutes; especially, a treatise explaining the Vedas. [Written also sastra.]