You are able to do this Shabar mantra chanting for eleven, 21, 31, or 41 days, the put and time of mantra chanting needs to be the same for the quantity of times you wish to do sadhana. You may use Rudraksha or Tulsi rosary to chant the mantra. https://titusugtdn.blogofoto.com/63592201/new-step-by-step-map-for-most-powerful-sarv-karya-sidh-shabar-mantra-karya-siddhi-shabar-mantra-most-powerful-shabar-mantra