《资治通鉴·齐纪·齐纪七》
太子元恂将从平城迁往洛阳之时，元隆同穆泰等人密谋策划，要把元恂留在平城，因此出兵堵住雁门东陉、西陉二关，阴谋占据关北恒、朔二州。
太子恂自平城将迁洛阳，元隆与穆泰等密谋留恂，因举兵断关，规据陉北。
When Crown Prince Yuan Xun was about to move from Pingcheng to Luoyang, Yuan Long colluded with Mu Tai and others to keep Yuan Xun in Pingcheng, so he sent soldiers to block the two passes of Yanmen Dongxing and Xixing. He planned to seize the two states north of the pass, Heng and Shuo.