《北史·列传·卷一》
自从刘腾死后，元叉便比较放松警戒，太后便跟明帝以及高阳王雍一起定计，解除了元叉领军的职务。
自刘腾死，叉又宽怠，太后与明帝及高阳王雍为计，解叉领军。
Since Liu Teng's death, Yuan Cha has relaxed his vigilance. The queen mother, together with Emperor Ming and King Gaoyang, planned to dismiss Yuan Cha from his post as commander.