Verse 39

समतामलमाश्रित्य संप्राप्तं कार्यमाहरन् ।अचिन्तयंस्तथाऽप्राप्तं विहरेह हि राघव

In plain words

Resting fully on samatā, carrying out whatever task comes to you and giving no thought to what has not come — so live and act here, O Rāghava.