As this is a Swyama Siddha Hanuman Mantra it doesn't have to be chanted for a set range of Mantra Repetitions for being able to use it. Particular worship and rituals and regulations relating to course, sitting down mat, and counting rosary are not advised for chanting this Hanuman Mantra. https://andyxndsi.bloggip.com/32341423/not-known-factual-statements-about-hanuman-shabar-mantra-get-rid-of-all-problems