《后汉书·列传·杨李翟应霍爰徐列传》
北军中侯邹靖上书道： 乌桓之兵势弱，应开募鲜卑人助战。 
北军中侯邹靖上言： 乌桓众弱，宜开募鲜卑。 
Chief Marquess of the Northern Army Zou Jing submitted a memorial stating: "The Wuhuan troops are weak. We should recruit Xianbei people to assist in the battle."