Kanva said: In days of yore, Vishvamitra were engaged in austere asceticism and he thus alarmed Indra, the king of the celestials.
कण्व उवाच तप्यमानः किल पुरा विश्वामित्रो महत् तपः। सुभृशं तापयामास शक्रं सुरगणेश्वरम्॥