सांधिकं च भेदं प्रयुञ्जीत ॥ कZ_०९.६.५१ ॥
sāṃdhikaṃ ca bhedaṃ prayuñjīta
He should employ dissension together with diplomacy/treaty-making.
Diplomacy supplies cover and timing, while dissension weakens the adversary’s unity—together improving bargaining position and battlefield outcomes.