是時，東越數反覆，買臣因言：「故東越王居保泉山，一人守險，千人不得上。 Eastern Yue had rebelled again. Zhu Maichen told the throne: "Their old king held Quan Mountain, where one defender could block a thousand climbers.
今聞東越王更徙處南行，去泉山五百里，居大澤中。 They have now shifted five hundred li south into open marsh—far from that fortress.