《宋史·本纪·卷十九》
初八，任命楚国公赵揖为开府仪同三司，封为南阳郡王。
壬子，以楚国公楫为开府仪同三司，封南阳郡王。
On the eighth day, Zhao Yi was appointed as the Duke of Chu and Grand Marshal of the Household Offices, and was enfeoffed as the Prince of Nanyang.