Maa Siddhidatri may be the ninth avatar of maa Durga which is worshipped on the ninth day of navratri. Ma Siddhidatri is represented with four arms sitting on a good looking lotus flower. Devotees of Shaktism think that by meditating, chanting mantras, and accomplishing rituals dedicated to Goddess Durga, they're https://www.youtube.com/watch?v=S1HpMpEww4Q