पूर्वे च प्रहरणकालाः कूटयुद्धहेतवः ॥ कZ_१०.३.२५ ॥
pūrve ca praharaṇakālāḥ kūṭayuddhahetavaḥ
മുൻകൂട്ടി (പൂർവ്വനിശ്ചിത) പ്രഹര സമയങ്ങൾ കൂറ്റയുദ്ധത്തിനുള്ള കാരണം/ആധാരങ്ങളാണ്.
It separates open, declared battle from operations where timing is privately fixed for advantage—i.e., planning that relies on surprise and concealment rather than mutually agreed engagement.