Jainists use mantras in daily prayers and in rituals to honor the Tirthankara, who was the Jainsit savior.  Mantra attained its best advancement in Hindu and Buddhist Tantras, starting in concerning the sixth century ce, while quite a few non-Tantric Hindu theologians realized its value likewise. Tantric teaching on mantra https://www.youtube.com/@Mahavidyabaglamukhi/