《资治通鉴·唐纪·唐纪五十三》
柳晟得知消息后，连忙策马进城，慰劳他们。过了一会儿，柳晟问道： 你们是怎么获得成功的呀？ 
晟闻之，疾驱入城，慰劳之，既而问曰： 汝曹何以得成功？ 
When Liu Sheng learned the news, he quickly galloped into the city to comfort them. After a while, Liu Sheng asked, "How did you achieve success?"