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यस्त्विन्द्रियाणि मनसा नियम्यारभतेऽर्जुन ।
कर्मेन्द्रियै: कर्मयोगमसक्त: स विशिष्यते  ।।

yas-tvindriyāṇi manasā niyamyārabhate’rjuna
karmendriyai: karma-yogam-asakta: sa viśiṣyate – 3.7 

He who, regulating the sense-organs with the mind, without any delusional clinging, begins Karma-yoga with his organs of action, verily excels, O Arjuna.