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
Kirtan Hindu scriptures such as the "Bhagavad-gita" where Krishna describes multiple paths to spiritual freedom, including karma marga (way of works), jnana marga (way of knowledge) and bhakti marga (way of loving devotion to god). "Kirtan" relates to the bhakti marga tradition of Hinduism. References to "Kirtan" as a musical recitation are also found in the Bhagavata Purana, an important Vaishnava text. Kirtan is often practiced as a kind of theatrical folk song with call-and-response chanting or antiphon. The ancient sage Narada revered as a musical genius, is called a "kirtankar" (singer of kirtan) in the Padma Purana. The famous story