The Vedas, the sacred texts of Hinduism, had been the primary book to mention them. Yantras were to begin with applied for a Software for ritual worship and later on grew to become linked to a mystical diagram and magical spell. Mantras, which might be Sanskrit syllables inscribed on yantras, https://fernandonqpnj.blognody.com/46440945/top-shabar-mantra-secrets