Mahabharata 4.46.17

यथा नायं समायुज्याद्धार्तराष्ट्रान्कथंचनयथा च न पराजय्यात्तथा नीतिर्विधीयताम्

yathā nāyaṃ samāyujyāddhārtarāṣṭrānkathaṃcanayathā ca na parājayyāttathā nītirvidhīyatām

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