 She was insulted and hurt by her father not inviting both her and her husband to a yagna, and so she committed self-immolation at its sacrificial fire in grief.Shiva was distraught after hearing of her death, and danced around the world in a Tandav Nritya (“devastating penance” or dance of destruction), carrying her body on his shoulders.In order to return Shiva to normalcy, Vishnu used his Sudarshan Chakra, the rotating blade on his finger tip.