《新唐书·列传·卷一百一十一》
黄巢攻占了长安，王处存痛哭，不等诏令，派手下两千军队抄小路到山南去保卫皇帝，又和王重荣相约结盟，进驻渭桥，泾州行军司马唐弘夫也在渭河北岸扎营。
黄巢陷京师，处存号哭，不俟诏，分麾下兵二千间道至山南卫乘舆。外约王重荣连盟，进屯渭桥，而泾州行军司马唐弘夫亦屯渭北。
Huang Chao captured Chang'an, Wang Chucun cried bitterly, without waiting for the edict, sent 2,000 troops under his command to take a shortcut to Shan Nan to defend the emperor, and formed an alliance with Wang Chongrong to move into Weiqiao. Tang Hongfu, the marching Sima in Jingzhou, also set up camp on the north bank of Weihe River.