Each day of Navratri is dedicated to a different form of Goddess Durga, the Mother Divine, representing various virtues and powers. Navratri celebrates the triumph of Goddess Durga over the demon Mahishasura, symbolizing destruction of negative forces and restoration of righteousness. Each day of Navratri is dedicated to a different form of Goddess Durga, the Mother Divine, representing various virtues and powers. Durga Puja is synonymous with Navratri, where Goddess Durga battles and emerges victorious over the buffalo demon Mahishasura. Navratri is just not a festival, it is a spiritual journey that brings self-discipline, devotion and joy.