दण्डवृद्धाश्च जानीयुः शौचाशौचमतन्द्रिताः ॥ कZ_०५.३.४७च्द् ॥
daṇḍavṛddhāśca jānīyuḥ śaucāśaucamatandritāḥ
And those seasoned in discipline should know (and monitor) what is clean and unclean, remaining vigilant and unremitting.
Hygiene is treated as an enforceable rule-set: vigilance and sanction-backed compliance protect the force from disorder and disease.