Varahapurana 187.47

Varāhapurāṇa 187.47

bhasmavarṣaṃ tato ghoramahorātreṇa mādhavi ..
pādau ca te na dahyetāṃ yamasya viṣayaṃ gate ..
tamo'ndhakāraviṣamaṃ durgamaṃ ghoradarśanam ..47..