《资治通鉴·汉纪·汉纪四十二》
这时，恰好太史报告说星象发生变化，出现了逆行现象。于是樊丰等人便一同诋毁杨震说： 自从赵腾死后，杨震深为不满，而且他是邓氏家族的旧人，有怨恨之心。 
会太史言星变逆行，遂共谮震云： 自赵腾死后，深用怨怼；且邓氏故吏，有恚恨之心。 
At that time, the astronomers reported that the stars were changing, and a retrograde phenomenon had appeared. So Fan Feng and the others all slandered Yang Zhen together: Since Zhao Teng's death, Yang Zhen has been deeply dissatisfied, and he is also an old man of the Deng family, and has a grudge in his heart. 