Vedas contain two main sections. Pu:rva bha:gam, the initial section details the ways of leading life and the resulting consequences; utthara bha:gam, the final section details the nature of the soul, God, and the purpose of life as upanishads.  In the pu:rva bha:gam, it is mentioned that a son must perform the final rites of
Source: JIVA Shamshabad News