If the ancestors of any Shudra were not engaged in service, he should not still engage himself in any other occupation. Truly, he should take up service as his occupation.
वृत्तिश्चेन्नास्ति शूद्रस्य पितृपैतामही ध्रुवा। न वृत्तिं परतो मार्गेच्छुश्रूषां तु प्रयोजयेत्॥