One verse

Srimad Bhagavatam 10.80.33

10.80.33

नन्वर्थकोविदा ब्रह्मन् वर्णाश्रमवतामिह । ये मया गुरुणा वाचा तरन्त्यञ्जो भवार्णवम् ॥ ३३ ॥

nanv artha-kovidā brahman varṇāśrama-vatām iha ye mayā guruṇā vācā taranty añjo bhavārṇavam

nanu
certainly
artha
of their true welfare
kovidāḥ
expert knowers
brahman
O brāhmaṇa
varṇāśrama-vatām
among those engaged in the varṇāśrama system
iha
in this world
ye
who
mayā
by Me
guruṇā
as the spiritual master
vācā
through his words
taranti
cross beyond
añjaḥ
easily
bhava
of material life
arṇavam
the ocean

Certainly, O brāhmaṇa, of all the followers of the varṇāśrama system, those who take advantage of the words I speak in My form as the spiritual master and thus easily cross over the ocean of material existence best understand their own true welfare.