《周书·列传·卷十八》
当时关中地区出现大灾荒，微缴民间粮食以作税收，用来供给军队费用。
时关中大饥，征税民间谷食，以供军费。
At that time there was a great famine in the Guanzhong area, and the government collected a tiny amount of grain as tax from the people to meet the military expenses.