《资治通鉴·唐纪·唐纪十二》
你们应当与思摩互成犄角之势，不需要速战，等到敌人将要撤退时，一鼓作气，乘胜追击，定会大破敌军。 
卿等当与思摩共为掎角，不须速战，俟其将退，一时奋击，破之必矣。 
You should cooperate with Simo and form a pincer attack. You do not need to fight a quick battle. When the enemy is about to retreat, you should make a concerted effort to pursue them and defeat them.