《汉书·传·西域传下》
又命张掖郡发吏卒接迎，路都不很远，但掉队离群滞留的很多。
吏卒起张掖，不甚远，然尚厮留其众。
I also ordered Zhangye to send officials and soldiers to welcome them. The distance was not very far, but many fell behind, got lost or stayed behind.