Droṇa-parva Adhyāya 94: Sātyaki–Sudarśana Yuddha (सात्यकि–सुदर्शन युद्ध)
तस्य माताब्रवीद् राजन् वरुण पुत्रकारणात्
tasya mātābravīd rājan varuṇa putrakāraṇāt
Sañjaya said: O King, his mother spoke—because of Varuṇa, the cause behind the begetting of that son.
संजय उवाच