Verse 12

असंसक्तमतेर्यस्य त्यागादानेषु कर्मणाम् ।नैषणा तत्स्थितिं विद्धि त्वं जीवन्मुक्ततामिह

In plain words

Know that the state of one whose mind is unattached in the giving-up and taking-up of actions, in whom there is no craving -- that state, here, is jīvanmuktatā.