The Vedas, the sacred texts of Hinduism, had been the very first book to say them. Yantras have been in the beginning utilised being a Device for ritual worship and later on grew to become connected to a mystical diagram and magical spell. To Lakshmi: oṃ śrīṃ hrīṃ śrīṃ kamale https://www.instagram.com/tantramantraaurvigyaan/