《旧五代史·后梁·列传十二》
夏天牛存节患糖尿病，正逢河北用兵，末帝命他领军屯驻阳留以加强刘寻阝的势力。
诏加太尉。夏中病渴且痟，属河北用军，末帝令率军屯阳留以张刘鄩之势。
In the summer, Niu Cun jie contracted diabetes. Coincidentally, there was a military operation in Hebei. The last emperor ordered him to lead troops to Yangliu to reinforce Liu Xin's power.