Vamana Dwadashi is a fast observed on the twelfth day of Dwadashi. On this day God 142122Vamana is worshipped. According to the Vamanapurana,
Lord Vishnu took the form of a dwarf to send king
Mahabali to Patal (Hell). It is said that if one takes holy dip in a sacred river on this day, he is released from all sins.