Mahabharata 3.49.19
एवमेतद्भवेद्राजन्यदि राजा न बालिशःअस्माकं दीर्घसूत्रः स्याद्भवान्धर्मपरायणः
evametadbhavedrājanyadi rājā na bāliśaḥasmākaṃ dīrghasūtraḥ syādbhavāndharmaparāyaṇaḥ
Our plain-language meaning of this verse is waiting for scholar review.