《魏书·列传·卷二》
又考《职令》说： 朝堂相会延迟时间，就加以弹劾纠察。 
又寻《职令》云： 朝会失时，即加弹纠。 
Also checked the "Article of official duties" and said: If the meeting time of the imperial court is delayed, they will be impeached and investigated.