By which of these means viz., penances, or the performance of the various acts, or by knowledge of the Shrutis, or the application of medicines, can one succeed in avoiding decrepitude and death.
तपसा वा सुमहता कर्मणा वा श्रुतेन वा। रसायनप्रयोगैर्वा कैर्नाप्नोति जरान्तकौ॥