Naga Ashtottara shatanamavali is easy way to obtain blessing of the nagas. The Nāgas are powerful, splendid, wonderful and will assume their physical form either as human, partial human-serpent or the entire serpent. Their domain is within the underworld or lower planets , the underground realm crammed with gems, gold and other earthly treasures called Naga loka or Patala loka. They are also often associated with bodies of waters including rivers, lakes, seas, and wells and are guardians of treasure. Although the are poisonous and can cause harm to people or other beings they often took beneficial role in Shastra, like in Samudra manthan Event .Vasuki, a Nāgarāja became the churning rope for churning of the Ocean of Milk. The Yajurveda provides a really specific origin of snake worship .The Samhita of this Veda contains prayers to the Sarpas or snakes. In Yajurveda, invocations are mentioned serpents and sacrifices are offered for his or her acceptance. Carved figures of snakes also can be found on the walls of the many Hindu temples from the medieval era. Some images of snake worship rituals also can be spotted within the world famous caves of Ajanta and Ellora.
The mention of the Nagas and Sarpas is also found in the Mahabharata.
People worship live snakes on this auspicious day as a representative of the Sarpa Devata , who are revered and worshiped dearly in Hinduism. Although there are several Snake Gods, the subsequent twelve are worshiped during Naga Panchami Puja;