《史记·三十世家·曹相国世家》
曹参从汉中做将军、中尉，跟随汉王扫荡诸侯，到项羽战败，回到荥阳，前后总共两年时间。
参自汉中为将军中尉，从击诸侯，及项羽败，还至荥阳，凡二岁。
Cao Can acted as General and Zhongwei in Hanzhong, followed Han Wang to suppress feudal lords, and returned to Xingyang after Xiang Yu was defeated, which lasted for two years altogether.