《旧五代史·后唐·末帝纪上》
二十一日，宰臣姚岂页上奏 ：吏部三铨，近年合并成了一司，望下令按旧例分开。 
戊子，宰臣姚顗奏： 吏部三铨，近年并为一司，望令依旧分铨。 
On the 21st day, the prime minister Yao Qieye proposed: “In recent years the three personnel boards of the Ministry of Personnel have been merged into one office. I request that an imperial decree be issued to separate them as before.”