On the first three days Durga or Goddess of Energy is worshipped.The next three days are devoted to Lakshmi or Goddess of Wealth and the last three days for Saraswati or Goddess of Knowledge.The mantra to worship Maa Kalratri: Ekveni Japakarnapura Nagna Kharastitha | Lamboshthi Karnikakarni Tailabhyakta Sharirani || Vaampadolla Salloh Lata Kanthak Bhushna | Vardhan Murdha Dhvaja Krishna Kalratri Bhayankari || On the eighth and ninth day, Yagna (sacrifice offered to the fire) is performed to honor Durga Mata and bid her farewell. On these days Kanya Puja is performed. Nine young girls (those who have not reached at the puberty stage) representing the nine forms of Goddess Durga are worshiped. In some regions a young boy also accompanies them who symbolizes Bhairav, who is considered as protector against all evils.