《新唐书·列传·卷五》
时逢承基因齐王事被拘捕将处死，就将承乾之事报告了朝廷。
会承基连齐王事系狱当死，即上变。
At that time, Chengqian was detained as a result of King Qi’s offense and was about to be sentenced to death, so he reported Chengqian’s plot to the imperial court.