 अथ कालोपमौ युध्दे सुतौ सुन्दोपसुन्दयो:।।यज्ञविघ्नकरौ तौ ते नैव दास्यामि पुत्रकम्। 
 Further the sons of Sunda and Upasunda by name Maricha and Subahu are causing obstacles to your sacrifice. They resemble the god of death, Yama. I shall never part with my son.  