《史记·三十世家·楚元王世家》
高祖六年，在陈县逮捕楚王韩信以后，就封小弟交为楚王，定都彭城。
高祖六年，已禽楚王韩信於陈，乃以弟交为楚王，都彭城。
In the sixth year of Emperor Gaozu's reign, after Emperor Gaozu had arrested King Xin of Chu in Chen County, he enfeoffed his youngest brother, Jiao, as King of Chu, and established the capital at Pengcheng.