《太平广记·卷三百三十六·鬼二十》
巫师又传灵语说：马上就放过他。但促成这件事的，是宇文七和辛四。
又灵语云：寻当释之，然创造此谋，是宇文七及辛四。
The shaman again told of a spiritual message saying: Release him immediately. But the ones who instigated this were Yuwen Qi and Xin Si.