《史记·三十世家·赵世家》
回来后，派楼缓出使秦国，仇液到韩国，王贲去楚国，富丁去魏国，赵爵去齐国。
归，使楼缓之秦，仇液之韩，王贲之楚，富丁之魏，赵爵之齐。
After returning, he sent Louhuan as an envoy to the State of Qin, Chouye to the State of Han, Wang Ben to the State of Chu, Fu Ding to the State of Wei, and Zhao Jue to the State of Qi.