Arthashastra
सर्वेषु च कलह स्थानेषु हीन पक्षं राजा कोश दण्डाभ्याम् उपगृह्य प्रतिपक्ष वधे योजयेत् ॥
In all these disputes, the conqueror should help the inferior party with men and money and set them against the superior party.
english translation
sarveSu ca kalaha sthAneSu hIna pakSaM rAjA koza daNDAbhyAm upagRhya pratipakSa vadhe yojayet ॥
hk transliteration by Sanscript