कोशमूलो हि दुर्गसंस्कारो दुर्गरक्षणं जनपदमित्रामित्रनिग्रहो देशान्तरितानामुत्साहनं दण्डबलव्यवहारश्च ॥ कZ_०८.१.३४ ॥
kośamūlo hi durgasaṃskāro durgarakṣaṇaṃ janapadamitrāmitranigraho deśāntaritānāmutsāhanaṃ daṇḍabalavyavahāraśca
For the treasury is the root of: building and provisioning forts, guarding forts, controlling the countryside, restraining friends and enemies, sustaining those stationed away from home, and the practical employment of coercive force (army/punishment).
A fiscal-military state logic: revenue capacity underwrites defense infrastructure, force projection, and political control.