《隋书·列传·卷七》
任城王给尚书令杨遵彦写了一封信，信中说道： 燕赵本来多奇才，这话确实不错。
王因遗尚书令杨遵彦书云： 燕赵固多奇士，此言诚不为谬。
King Rencheng wrote a letter to Yang Zunyian, the minister of the Ministry of War, saying that there are many great talents in Yan and Zhao, which is true.