Shiva Purana
सर्वा नष्टेषु वेदेषु क्रिया नष्टा बभूव ह ॥ ब्राह्मणाश्च दुराचारा बभूबुस्ससुरास्तदा ॥ ५ ॥
When the Vedas were destroyed the sacred rites were ruined. Brahmins and the gods fell off from their right conduct.
english translation
sarvA naSTeSu vedeSu kriyA naSTA babhUva ha ॥ brAhmaNAzca durAcArA babhUbussasurAstadA ॥ 5 ॥
hk transliteration by Sanscript