Shumbha sends the demon Sugriva to the Goddess with a marriage proposal. She calmly replies, "I am not a woman who will marry anyone who merely asks. I have a vow: whoever defeats me in battle and proves stronger than my pride will be my husband. Let Shumbha come and fight." Shumbha sends a messenger named Durdha with an army. The Goddess easily destroys them with a mere "Om" sound.
They seized the three worlds, drove Indra and the other Devas out of Swargalok (heaven), and usurped the powers of natural forces like the sun and wind. Humiliated and homeless, the Devas sought refuge at Mount Kailash and prayed to Goddess Parvati for protection. The Emergence of Goddess Kaushiki shumbha nishumbha story
With the demise of Shumbha and Nishumbha, the world was finally free from their tyranny. The gods and humans rejoiced at their victory, and Parvati was celebrated as a savior and a symbol of feminine power. Shumbha sends the demon Sugriva to the Goddess
Shumbha and Nishumbha, confident in their invincibility, challenged Parvati to a battle. The goddess, with her extraordinary powers, single-handedly confronted the demon brothers. Despite their formidable strength, Shumbha and Nishumbha were no match for Parvati's divine abilities. Let Shumbha come and fight
Nishumbha attacked the Goddess with his weapon. The Goddess pierced him with her trident (trishula). As he fell, another manifestation of Nishumbha emerged, but the Goddess decapitated him, ending his life.