《元史·本纪·卷十五》
初九，派官员视察诸侯王按灰部属的贫民，供给他们粮食。
丁巳，遣宫验视诸王按灰贫民，给以粮。
On the 9th day, officials were dispatched to inspect the poor people in the vassal states under the control of the Grey Division and to provide them with food.