《旧五代史·后晋·列传八》
祖父卢衍，唐刑部侍郎、太子宾客，追赠太保。
祖衍，唐刑部侍郎、太子宾客，累赠太保。
His grandfather, Lu Yan, served as Assistant Secretary of the Ministry of Punishment of the Tang Dynasty and as a guest of the Crown Prince, and was posthumously awarded the title of Grand Protector.