अष्टानीको दुर्जयः ॥ कZ_१०.६.३२ ॥
aṣṭānīko durjayaḥ
Sa walong dibisyong taktikal (aṣṭa-anīka), mahirap itong talunin.
It standardizes an expected subdivision count for deployment, simplifying assignment of commanders, reserves, and sector responsibilities.