शमो दमस्तपः शौचं क्षान्तिरार्जवमेव च |\nज्ञानं विज्ञानमास्तिक्यं ब्रह्मकर्म स्वभावजम् ||१८-४२||
śamo damastapaḥ śaucaṃ kṣāntirārjavameva ca .\njñānaṃ vijñānamāstikyaṃ brahmakarma svabhāvajam ||18-42||
Tranquility, restraint, austerity, purity, patience, integrity, knowledge, wisdom, and belief in a hereafter—these are the intrinsic qualities of work for Brahmins.