Brahmandapurana 2.14.62

Brahmāṇḍapurāṇa 2.14.62

vaidalānāṃ ca sarveṣāṃ pūrvavacchaucamiṣyate /
tathā dantāsthi dāruṇāṃ śṛṅgāṇāṃ cāvalekhanam //