《后汉书·本纪·孝安帝纪》
延平元年，刘庆才到封国，邓太后特诏令留刘祜住清河邸中。
延平元年，庆始就国，邓太后特诏留帝清河邸。
In the first year of Yanping, Liu Qing had just arrived in the fiefdom, and Empress Dowager Deng ordered Liu Hu to stay in the Qinghe Palace.