《北齐书·本纪·卷八》
各宫的奴婢、宦人及商人、胡户、杂户、歌舞人、见鬼人胡乱地得富贵者有近万人。异姓封王的以百数。
诸宫奴婢、阉人、商人、胡户、杂户、歌舞人、见鬼人滥得富贵者将万数，庶姓封王者百数，不复可纪。
There were nearly 10,000 slaves, eunuchs, merchants, Hu households, miscellaneous households, singers, dancers, and ghost seers in various palaces who had become rich. There were hundreds of men of different surnames who had been enfeoffed as kings.