Preparation of dussehra... making idol of god (durga) The day marks the victory of Durga over the demon Mahishasura. The goddess fought with evil for ten days and nine nights. "Vijayadashami" is derived from the Sanskrit vijaya-dashami (victory on the dashami: the tenth day of the Hindu month). Diwali, the Festival of Lights, is celebrated twenty days after Vijayadashami.The day marks the victory Th Durga over the demon Mahishasura. The goddess fought with evil for ten days and nine nights. "