It is mentioned in Sri Venkatesa Suprabhatam, the range of 7 hills are celebrated as Seshalam, Garudachalam, Venkatadri, Narayanadri, Vrishabhadri, Anjanadri, Neeladri and represents the great serpent bed As per Upanishads , in brief the Jeevatma passes through five stages in its spiritual evolution , namely, Annamayya kosa , Pranamaya kosa , Manomaya kosa Vignanamaya and Anandamaya kosams.
