《新五代史·列传·唐六臣传第二十三》
后来，朱友谦背叛梁向晋投降，晋王即将登位，寻求活着的唐的旧臣，以填补官员的缺额，朱友谦于是派苏循到魏州。
其后，友谦叛梁降晋，晋王将即帝位，求唐故臣在者，以备百官之阙，友谦遣循至魏州。
Later, Zhu Youqian rebelled against Liang and surrendered to Jin, King Jin was about to take the throne, and was seeking out former Tang officials that were alive to fill the vacancies of officials, therefore, Zhu Youqian sent Su Xun to Weizhou.