《明史·列传·卷一百四十四》
庄烈帝向户部质问这件事，自严说友元已经交了十分之七存在太仓里。
帝以诘户部，自严言友元已输十之七贮太仓。
Emperor Zhuanglie questioned the Ministry of Revenue about this matter, Ziyan said that Youyuan had already handed in seven-tenths to be stored in the imperial granary.