《汉书·传·公孙刘田王杨蔡陈郑传》
瓸童五凰年间，稻田使者游董得悉上皇桀等反叛的阴谋，将此事告知杨敞。
元凤中，稻田使者燕仓知上官桀等反谋，以告敞。
In the fifth year of the reign of Emperor Wu of Han, the Rice Field Envoy You Dong learned of the plot by the former emperor, Jie, and others to rebel and informed Yang Chang about it.