References

BhPr, 2, 3, 23.1
  koṣṭhe ruddhaṃ prayatnena goviṣṭhopari dhārayet /Context
BhPr, 2, 3, 200.2
  saptavārānprayatnena śuddhimāyāti niścitam //Context
BhPr, 2, 3, 236.2
  bhāvayedamlavargaiśca dinamekaṃ prayatnataḥ //Context