Bhagavatapurana 1.5.23

1.5.23

ahaṃ purātītabhave 'bhavaṃ mune dāsyāstu kasyāścana vedavādinām /
nirūpito bālaka eva yogināṃ śuśrūṣaṇe prāvṛṣi nirvivikṣatām //

23. [By association with the righteous, one gains opportunities for hearing the stories of Sri Hari;] O sage, formerly, in a past life, I was born of a woman who was a servant of Brahmins versed in the Vedas; and I was asked to do service, while yet a boy, to certain ascetics (Yogins) who wished to stay in, during the rainy season (Chaturmasya).