Maa Siddhidatri will be the ninth avatar of maa Durga and it is worshipped within the ninth working day of navratri. Ma Siddhidatri is represented with 4 arms sitting down on a good looking lotus flower. In Sanskrit, the phrase ‘Durga’ refers to your fort or a secure and secure https://www.youtube.com/watch?v=S1HpMpEww4Q