Agni Yoga disciplines which originated in ancient India. The term "Yoga" has been applied to a variety of practices and methods. In Hinduism these include Jnana Yoga, Bhakti Yoga, Karma Yoga, Laya Yoga and Hatha Yoga. The term "Rāja yoga" originally referred to the ultimate goal of yoga, which is Samadhi (Sanskrit: , ), but was popularised by Swami Vivekananda as the common name for "Ashtanga Yoga". In the Ashtanga Yoga tradition, "Samadhi" is the eighth and final limb identified in the Yoga Sutras of Patanjali. "Aum" or "Oṃ" (Devanagari: ), , is a sacred sound and a spiritual symbol in Hinduism,
Bhakti has been a common form of religious activity in world religions throughout human history. It is found in Christianity, Islam, Buddhism and Judaism. Bhakti (called "bhatti" in Pali language) has been a common aspect of Buddhism, where offerings and group prayers are made to images such the images of the Buddha and the "Bodhisattvas", or to deities such as wrathful deities. Karel Werner notes that Bhakti has been a significant practice in Theravada Buddhism, and states, "there can be no doubt that deep devotion or "bhakti / bhatti" does exist in Buddhism and that it had its beginnings in the