《宋史·列传·卷八十》
当初，宫中下令京东买金数万两，又令广东买珍珠，民间传闻这是为宫中十准备的用度。
初，中旨下京东买金数万两，又令广东市真珠，传云将备宫中十阁用度。
Just then, the court ordered Guangdong to purchase tens of thousand ounces of gold and pearls from the east of the capital. There were rumours among the people that this was to meet the needs of the palace.