《太平广记·卷七十七·方士二》
有僧人泓师，长于阴阳历算之术，与张敬之有旧交情，他跟张敬之说： 侍郎您用不着再去要求列入三品。 
有僧泓师善阴阳算术，与敬之有旧，谓敬之曰： 侍郎无烦求三品。 
There was a monk, Master Hong, who was skilled in the arts of astronomy and astrology and had a long-standing friendship with Zhang Jingzhi. He said to Zhang Jingzhi, "Attendant, you don't need to ask to be put in the third rank."