It is a symbol of transcendental wisdom accompanies both Buddhist and Hindu deities such as Brahma, Manjushree, Sarswati, Prajnaparamitta, Avalokiteswar, Vasundhara associated with wisdom, learning and arts. The book is sometimes placed on louts. In Buddhist iconography, the Pustaka as a symbol represents the Prajnaparmita, treaties on transcendent wisdom supposed to have been given to the Nagas by the Buddha to guard until mankind had become wise enough to grasp its profound truths.