पर्वसु च नदीपूजाः कारयेत् ॥ कZ_०४.३.१० ॥
parvasu ca nadīpūjāḥ kārayet
在节日或紧要之日,应令举行河神祭祀之礼。
As a state tool for cohesion and compliance during hazardous seasons—rituals align public behavior and reinforce authority in crisis-prone periods.