When the period of exile and the thirteenth year (of concealment) was over and you did not return the Pandavas their kingdom where was his virtue of yours.
वनवासे व्यतीते च कर्ण वर्षे त्रयोदशे। न प्रयच्छसि यद् राज्यं क्व ते धर्मस्तदा गतः॥