[1][2][3][4] The Ultimate goal of Indian religions, such as Hinduism, Buddhism, Jainism, Sikhism, and that of the Upanishads, has been the attainment of moksha or nirvana, and consequently the termination of punarjanman or 'rebirth'.
[8] In the Bhagavad Gita, Krishna describes the soul as indestructible, unalterable, and timeless, unaffected by physical harm or elemental forces.
"[7] The Bhagavad Gita and Upanishads explains the process and reasoning behind the soul's transition to new bodies, linking it to the concepts of sanskaras (impressions from past actions) and karma.
[9] The concept of punarjanman or rebirth is a foundational belief in Hinduism, emphasizing the soul's eternal and undying nature alongside the importance of karma (actions).
Unlike the other schools, however, Sankhya and Purva-Mimamsa do not believe that a higher entity is required to govern the process of transmigration and the allocation of the fruits of karma.
This approach is often seen as a form of hedonism, emphasizing the pursuit of pleasure (kama) as the main goal in life and rejecting conventional moral ideas of right and wrong.