《资治通鉴·后唐纪·后唐纪八》
如果潞王坚持在北面守臣节，用君臣大义来责备我们，将用什么话来回对？
若潞王守节北面，以大义见责，将何辞以对！
If Prince Lu insists on guarding his position in the north, uses the loyalty between monarch and subject to reproach us, what should we reply?