The Dundubha said: O Ruru, I was formerly a Rishi, named Shahasrapat. It is by the curse of a Brahmana that I have become a snake.
डुण्डुभ उवाच अहं पुरा रुरो नाम्ना ऋषिरासं सहस्रपात्। सोऽहं शापेन विप्रस्य भुजगत्वमुपागतः। :॥