In Mahabharat, Arjuna's son, Babruvahana, defeats and unintentionally kills Arjuna due to Ganga's curse. Arjuna unknowingly fathers Babruvahana during his exile in Manipur. The curse manifests during the Ashwamedha Yagya, leading to a tragic battle. Babruvahana regrets his actions, and with the help of a powerful gem, Arjuna is revived. The legend is widely celebrated in South India.