Śrīmad-Bhāgavatam · Text 7.11.15
Who is speaking and story frame
वैश्यस्तु वार्तावृत्ति: स्यान्नित्यं ब्रह्मकुलानुग: ।
शूद्रस्य द्विजशुश्रूषा वृत्तिश्च स्वामिनो भवेत् ॥ १५ ॥
vaiśyas tu vārtā-vṛttiḥ syān
nityaṁ brahma-kulānugaḥ
śūdrasya dvija-śuśrūṣā
vṛttiś ca svāmino bhavet
The mercantile community should always follow the directions of the brāhmaṇas and engage in such occupational duties as agriculture, trade, and protection of cows. For the śūdras the only duty is to accept a master from a higher social order and engage in his service.
Read this verse on Vedabase.ioThis verse has no purport; its meaning is explained by the verses around it.