Folk custom: After his death, three people should be buried together. When digging the grave, there should be enough space for three people. After his death, he and his ex-wife will be buried together first. After a hundred years, the second wife will be buried together. Entering the tomb, the arrangement is large in the east and small in the west, which is the so-called east palace and west palace. To the east is his ex-wife and to the west is his second wife!