《三国志·魏书·桓二陈徐卫卢传》
太祖平定荆州后，得知桓阶为张羡谋划，认为他和奇异，就征召他为丞相掾主簿，后来提升为赵郡太守。
太祖定荆州，闻其为张羡谋也，异之，辟为丞相掾主簿，迁赵郡太守。
After Taizu pacified Jingzhou, he learned that Huan Jie had planned for Zhang Xian, and thought him to be strange. He summoned him to be the main secretary of the Xiang minister, and later promoted him to be the prefect of Zhaojun.