Jainists use mantras in everyday prayers and in rituals to honor the Tirthankara, who was the Jainsit savior.  Different mantras have unique meanings and consequences, and Markoe Schieffelin explains that meditating on a mantra silently, or chanting it out loud, will help convey you into the more tranquil, subconscious intellect. https://www.instagram.com/tantramantraaurvigyaan/