《资治通鉴·汉纪·汉纪四十五》
尚书杨秉上书说： 我曾经听说，上天不会说话，用灾异谴责告诫君王。
尚书杨秉上疏曰： 臣闻天下言语，以灾异谴告。
Minister Yang Bing wrote a letter saying: I have heard that heaven does not speak and uses disasters to condemn and warn the emperor.