《宋书·志·卷十七》
明帝青龙元年，又下韶说： 郡国山川不在正规祭祀范围之内的，不要祭祀。 
明帝青龙元年，又诏： 郡国山川不在祀典者，勿祠。 
In the first year of the Qinglong era in the reign of Emperor Ming, another edict was issued stating that: mountains and rivers in prefectures and states that are not included in the category of regular worship should not be worshipped.