एतेनान्तपालदुर्गसंस्कारा व्याख्याताः ॥ कZ_०२.४.३१ ॥
etenāntapāladurgasaṃskārā vyākhyātāḥ
By this, the regulations concerning frontier-guards and the arrangements of forts have been explained.
They function as internal indexing: they close a unit of instruction and signal that preceding rules collectively define a coherent administrative module.