《魏书·列传·卷六》
元或上奏疏，以为从中古以来，直到近代，崇敬父辈，褒扬功德，才有皇号，终究没有帝名。
彧上表，以为爰自中古，迄于下叶，崇尚君亲，褒明功懿，乃有皇号，终无帝名。
Yuan He submitted a memorial, claiming that from the middle ages to recent times, great respect had been shown for fathers, and their virtues were praised, but there were only royal titles and not imperial titles.