Manusmriti

siva.sh/manusmriti/12/115

यं वदन्ति तमोभूता मूर्खा धर्ममतद्विदः । तत्पापं शतधा भूत्वा तद्वक्तॄननुगच्छति ॥ ११५ ॥

sanskrit

The sin of him whom dunces, incarnations of Darkness, and unacquainted with the law, instruct (in his duty), falls, increased a hundredfold, on those who propound it.

english translation

yaM vadanti tamobhUtA mUrkhA dharmamatadvidaH | tatpApaM zatadhA bhUtvA tadvaktRRnanugacchati || 115 ||

hk transliteration by Sanscript