One verse

Srimad Bhagavatam 3.33.6

3.33.6

यन्नामधेयश्रवणानुकीर्तनाद् यत्प्रह्वणाद्यत्स्मरणादपि क्‍वचित् । श्वादोऽपि सद्य: सवनाय कल्पते कुत: पुनस्ते भगवन्नु दर्शनात् ॥ ६ ॥

yan-namadheya-sravananukirtanad yat-prahvanad yat-smaranad api kvacit svado ’pi sadyah savanaya kalpate kutah punas te bhagavan nu darsanat

yat
of whom (the Supreme Personality of Godhead)
namadheya
the name
sravana
hearing
anukirtanat
by chanting
yat
to whom
prahvanat
by offering obeisances
yat
whom
smaranat
by remembering
api
even
kvacit
at any time
sva-adah
a dog-eater
api
even
sadyah
immediately
savanaya
for performing Vedic sacrifices
kalpate
becomes eligible
kutah
what to speak of
punah
again
te
You
bhagavan
O Supreme Personality of Godhead
nu
then
darsanat
by seeing face to face

To say nothing of the spiritual advancement of persons who see the Supreme Person face to face, even a person born in a family of dog-eaters immediately becomes eligible to perform Vedic sacrifices if he once utters the holy name of the Supreme Personality of Godhead or chants about Him, hears about His pastimes, offers Him obeisances or even remembers Him.