Yantra

A yantra is a geometric pattern or diagram used in Hindu, Buddhist and Jain spiritual practices and rituals. In Sanskrit, the word "yantra" means "instrument" or "machine". In spiritual and religious contexts, a yantra is seen as a tool for directing spiritual energy and achieving spiritual goals, such as protection, prosperity, or success in specific endeavors.
The essence of a yantra is its ability to harness and focus spiritual energy and intention, creating a powerful connection between the individual and the divine. Each yantra is associated with a specific deity or aspect of the divine, and the design of the yantra reflects the qualities and energies of that deity.
Yantras are typically made using sacred geometric shapes, such as triangles, circles, and squares, arranged in specific patterns. The shapes and patterns used in a yantra are said to have specific symbolic meanings and to evoke specific spiritual energies.
In Hinduism, yantras are used in various rituals and ceremonies, including puja (worship), japa (repeated chanting of a mantra), and meditation. They can also be used for personal growth and protection, or to help manifest specific goals and desires.
In summary, the essence of a yantra is its ability to direct and focus spiritual energy towards a specific intention, connecting the individual with the divine and aiding in personal growth and manifestation