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This Upanishad speaks of the rules of conduct beginning from the student life upto the fourth Ashrama i.e. Sanyasa. This explanation is in well ordered, graduated manner, revealing the depth of significance of each stage and its final culmination into the next, till a person reaches ''Brahmanandam''.<ref name=":32" />

This Upanishad speaks of the rules of conduct beginning from the student life upto the fourth Ashrama i.e. Sanyasa. This explanation is in well ordered, graduated manner, revealing the depth of significance of each stage and its final culmination into the next, till a person reaches ''Brahmanandam''.<ref name=":32" />

== Etymology (Rohit has to check 1,2,3 below) ==

== Etymology ==

The word Upanishad is derived from Upa and ni and '''shad'''. The prefixes 'upa' and 'ni' denote 'nearness' and 'totality' respectively. The sad according to Siddhanta  koumudi and Panineeya dhatu paatha has three meanings - 1. to loosen 2. to attain and 3. to destroy (Ref. 7 and 8)

The word Upanishad is derived from Upa and ni and '''shad'''. The prefixes 'upa' and 'ni' denote 'nearness' and 'totality' respectively. The sad according to Siddhanta  koumudi and Panineeya dhatu paatha has three meanings - 1. to loosen 2. to attain and 3. to destroy (Ref. 7 and 8)