《资治通鉴·宋纪·宋纪四》
册封的诏书上说： 凉国的盛衰存亡，与魏国密切相关，死生与共。
册曰： 盛衰存亡，与魏升降。
The text of the edict of conferring the titles read as follows: “The prosperity or decline, and the survival or destruction of the Liang state affect the Wei state deeply and our two states share a common weal and woe.”