《资治通鉴·唐纪·唐纪六十六》
各队小帅中较有谋略者首推刘，有武勇力气者推刘庆、刘从简。
其小帅有谋略者推刘暀，勇力推刘庆、刘从简。
Among the leaders of the small teams, Liu ranked first in terms of strategy, and Liu Qing and Liu Congjian ranked first in martial arts.