Verse 9

अन्तःसर्वपरित्यागी नित्यमन्तरनेषणः ।कुर्वन्नपि बहिः कार्यं सममेवावतिष्ठते

In plain words

Renouncing all things within, ever free of inward craving, even while he does outward work he remains ever the same.