《资治通鉴·汉纪·汉纪二十一》
京房运用这种学说，尤其功力深厚，被地方官府推荐为 孝廉 之后，他到朝廷充当郎，屡次上书元帝，议论天象变异，十分灵验。
房用之尤精，以孝廉为郎，上疏屡言灾异，有验。
Jingfang used this kind of knowledge, he had very great attainments, After he was recommended as Xiaolian by the local government, He went to the court to act as Lang, time and again he sent a memorial to Emperor Yuan, he discussed about abnormal weather conditions, it was very effective.