You can do this Shabar mantra chanting for 11, 21, 31, or 41 times, the spot and time of mantra chanting needs to be the identical for the volume of times you would like to do sadhana. You can use Rudraksha or Tulsi rosary to chant the mantra. It https://travispqqrp.jts-blog.com/31471690/5-simple-statements-about-most-powerful-sarv-karya-sidh-shabar-mantra-karya-siddhi-shabar-mantra-most-powerful-shabar-mantra-explained