श्रीमद् भगवद्गीता

मूल श्लोकः

कृषिगौरक्ष्यवाणिज्यं वैश्यकर्म स्वभावजम्।

परिचर्यात्मकं कर्म शूद्रस्यापि स्वभावजम्।।18.44।।

English Translation By Swami Gambirananda

18.44 The natural duties of the Vaisyas are agriculture, cattle-rearing and trade. Of the Sudras, too, the natural duty is in the form of service.