Mahabharata episode 39
The Suta said: “Then Bhujangame Jaratkaru called her son and told him these words of the Naga king Vasuki . “The time has come for me to fulfill the purpose for which my brother gave me to your father. Therefore, whatever must be done must be done.” Astika said: “For what purpose did your brother give you to my father? Tell me all about it. After hearing it, I will do whatever I want.”” The Suta said: “Jaratkaru, the sister of the Naga king, who was a relative of his, said to the calm-hearted Astika: “Son! The mother of all Nagas is known as Kadru . She became angry and cursed her children. Listen to the reason for that. “Children! When I made a pledge of servitude to Vinata , you did not agree to lie about the colour of the horse Ucchaishrava . Therefore, in the sacrifice of Janamejaya , you will be burnt. In this way, you will join the world of ghosts or pretaloka nd become one with panchabhuta ” Thus, while she was cursing, the Father of the Universe lord Brahma also approv...