The Purana is a distinct branch of learning. It is treated as one of the vidyas like the samkhya and vedhanta, it has its distinct theory of cosmology. One of the important purana among the 18 mahapuranas: karma mahapurana, in which the narrator is Lord Vishnu, himself, in the form of Karma (tortoise. Karma Purana is divided into two sections, which is Purvabhaga and Utarbhaga. There are various stories in this purana, full of great learnings. Initially, the origin of Prajapatis, the duties of the four varnas, and the source of the livelihood of each one of the varnas has been described. Similarly the characteristics of dharma, artha, kama, and moksha, have also been spelt out.