《晋书·帝纪·第四章》
十二月二十二日，河间王司马颙向皇帝上表，说齐王司马礒欲伺机篡权，心中无君，与成都王司马颖、新野王司马歆、范阳王司马羉会集洛阳，请求皇帝废黜司马礒，使之归还府第。
十二月丁卯，河间王颙表齐王冏窥伺神器，有无君之心，与成都王颍、新野王歆、范阳王虓同会洛阳，请废冏还第。
On the twenty-second day of the twelth month, the King of Hejian, Sima Yong, submitted a memorial to the emperor, saying that the King of Qi, Sima Yi, wanted to take the opportunity to usurp the throne, and had no loyalty to the emperor. He met with the King of Chengdu, Sima Ying, the King of Xinye, Sima Xin and the King of Fanyang, Sima Yue, in Luoyang. He asked the emperor to depose Sima Yi and order him to return to his mansion.