One verse

Srimad Bhagavatam 11.18.25

11.18.25

वानप्रस्थाश्रमपदेष्वभीक्ष्णं भैक्ष्यमाचरेत् । संसिध्यत्याश्वसम्मोह: शुद्धसत्त्व: शिलान्धसा ॥ २५ ॥

vānaprasthāśrama-padeṣv abhīkṣṇaṁ bhaikṣyam ācaret saṁsidhyaty āśv asammohaḥ śuddha-sattvaḥ śilāndhasā

vānaprastha-āśrama
of the vānaprastha order of life
padeṣu
in the position
abhīkṣṇam
always
bhaikṣyam
begging
ācaret
one should perform
saṁsidhyati
one becomes spiritually perfect
āśu
quickly
asammohaḥ
free from illusion
śuddha
purified
sattvaḥ
existence
śīla
obtained by begging or gleaning
andhasā
by food

One in the vānaprastha order of life should always practice taking charity from others, for one is thereby freed from illusion and quickly becomes perfect in spiritual life. Indeed, one who subsists on food grains obtained in such a humble manner purifies his existence.