Mahabharata 12.58.19

राज्ञो रहस्यं यद्वाक्यं जयार्थं लोकसंग्रहःहृदि यच्चास्य जिह्मं स्यात्कारणार्थं च यद्भवेत्

rājño rahasyaṃ yadvākyaṃ jayārthaṃ lokasaṃgrahaḥhṛdi yaccāsya jihmaṃ syātkāraṇārthaṃ ca yadbhavet

Our plain-language meaning of this verse is waiting for scholar review.