One verse

Srimad Bhagavatam 10.74.40

10.74.40

निन्दां भगवत: श‍ृण्वंस्तत्परस्य जनस्य वा । ततो नापैति य: सोऽपि यात्यध: सुकृताच्च्युत: ॥ ४० ॥

nindāṁ bhagavataḥ śṛṇvaṁs tat-parasya janasya vā tato nāpaiti yaḥ so ’pi yāty adhaḥ sukṛtāc cyutaḥ

nindām
criticism
bhagavataḥ
of the Supreme Lord
śṛṇvan
hearing
tat
to Him
parasya
who is dedicated
janasya
of a person
vā
or
tataḥ
from that place
na apaiti
does not go away
yaḥ
who
saḥ
he
api
indeed
yāti
goes
adhaḥ
down
su-kṛtāt
from the good results of his pious works
cyutaḥ
fallen

Anyone who fails to immediately leave the place where he hears criticism of the Supreme Lord or His faithful devotee will certainly fall down, bereft of his pious credit.