THE WORD "MANTRA" MEANS THAT WHICH BY REPEATED CHANTING AND MEDITATION HAS THE POWER TO LIBERATE US. IT IS THE DUTY OF OR THE BRAHMIN TO CHANT THESE "MANTRA" REPEATEDLY AND CORRETLY SO THAT THE NECESSARY VIBRATIONS AND CREATE AGAIN AND AGAIN, RESULTING IN THE OWN WELL-BEING AND THE WELL-BEING OF THE WORLD. the sons of shiva.