The devotees generally observe Navami Homa by reciting seven hundred verses from Durga Saptashati and likewise on each verse Aahuti is completed. Someone demands no less than a time frame of two to three hrs for undertaking the ritual of Navami Homa in a ritualistic way. In other scriptures, Chandi https://www.youtube.com/watch?v=QIX0JZlLsgE