करोत्येकमहश्छेदं तथैवैकं च चन्द्रमाः ॥ कZ_०२.२०.६५च्द् ॥
karoty ekam ahaś-chedaṃ tathaiva ekaṃ ca candramāḥ
因此,(随着时间推移)它会产生一天的削减/校正;同样,月亮也(产生)一次(一天的校正)。
A formal rule for inserting/removing days to keep the official calendar aligned with observable cycles, preventing administrative disorder.