Jnana yoga understood as "realization or gnosis", referring to a "path of study" wherein one knows the unity between self and ultimate reality called Brahman in Hinduism. This explanation is found in the ancient Upanishads and the Bhagavad Gita. Jñāna yoga is the path towards attaining "jnana". It is one of the three classical types of yoga mentioned in Hindu philosophies, the other two being karma yoga and bhakti. In modern classifications, classical yoga, being called Raja yoga, is mentioned as a fourth one, an extension introduced by Vivekananda. Jnana yoga, states Stephen Phillips, is the "yoga of meditation". Of the three
Karma This effect may be material, moral or emotional — that is, one's karma affects one's happiness and unhappiness. The effect of karma need not be immediate; the effect of karma can be later in one's current life, and in some schools it extends to future lives. The consequence or effects of one's karma can be described in two forms: "phalas" and "samskaras". A "phala" (literally, fruit or result) is the visible or invisible effect that is typically immediate or within the current life. In contrast, "samskaras" are invisible effects, produced inside the actor because of the karma, transforming the agent