One verse

Srimad Bhagavatam 12.12.60

12.12.60

द्वादश्यामेकादश्यां वा श‍ृण्वन्नायुष्यवान्भवेत् । पठत्यनश्न‍न् प्रयतस्पूतो भवति पातकात् ॥ ६० ॥

dvādaśyām ekādaśyāṁ vā śṛṇvann āyuṣyavān bhavet paṭhaty anaśnan prayataḥ pūto bhavati pātakāt

dvādaśyām
on the twelfth day of either fortnight of the month
ekādaśyām
on the auspicious eleventh day
vā
or
śṛṇvan
hearing
āyuṣya-vān
possessed of long life
bhavet
one becomes
paṭhati
if one recites
anaśnan
while refraining from eating
prayataḥ
with careful attention
pūtaḥ
purified
bhavati
one becomes
pātakāt
from sinful reactions

One who hears this Bhāgavatam on the Ekādaśī or Dvādaśī day is assured of long life, and one who recites it with careful attention while fasting is purified of all sinful reactions.