《汉书·传·傅常郑甘陈段传》
楼兰王表示服罪，说： 匈奴使者刚刚过去，应当是到乌孙，中途经过龟兹。 
王谢服，言： 匈奴使属过，当至乌孙，道过龟兹。 
King Loulan showed that he was guilty, saying: The Hun envoy just passed, he should be on the way to Wusun, and passed through Qiuci on the way.