O king, it has been heard by us in the Puranas that to protect one's own kingdom and cherish one's own subjects, as was done by our forefathers, is a kind of Tapa (austerities).
एतच्चापि तपो राजन् पुराणमिति नः श्रुतम्। विधिना पालनं भूमेर्यत् कृतं न पितामहैः॥