Sanskrit

यस्त्वात्मरतिरेव स्यादात्मतृप्तश्च मानवः। आत्मन्येव च सन्तुष्टस्तस्य कार्यं न विद्यते।।3.17।।

Summary

On the other hand, the soul who meditates on the Self is content to serve the Self and rests satisfied in the Self; there is nothing more for them to accomplish.