On this day Goddess Durga is invoked in a group of nine plants bunched togather called Navapatrika. this is performed only on the early hours of Shaptami.The nine different plants which comprise the Nabapatrika actually represent the nine different forms of Goddess Durga. In the early hours of Shaptami, the nine leaves from the nine trees are tied to the twigs of white Aparajita plant with yellow threads. It is then bathed in the Ganga, accompanied by the chanting of mantras.
Then the Pranpratisha ritual is perforemed to divinize the clay idol of Uma. The aim of this ritual to awaken the spirit of Durga as a worrier Goddess. From the day of Saptami Mahisasurmardini Durga starts her battle against the manifestation of all evils in the shape of Mahisasura to save the Srishti- the whole world.