《明史·志·卷二十五》
后来因为皇后出入不便，命在西苑改筑先蚕坛。
已而以皇后出入不便，命改筑先蚕坛于西苑。
Later, however, because it was inconvenient for the empress to go in and out of the palace, he ordered that the First Ancestor Silkworm Temple be rebuilt in the Western Garden.