Manasa, also Mansa Devi, is a Hindu folk goddess of snakes, worshipped mainly in Bengal and other parts of North and northeastern India, chiefly for the prevention and cure of snakebite and also for fertility and prosperity. Manasa is the sister of Vasuki, king of Nagas (snakes) and wife of sage Jagatkaru (Jaratkaru). She is also known as Vishahara (the destroyer of poison), Nitya (eternal) and Padmavati.