Who are the four palace people who are afraid of divination? What are the four families?

The four men who are afraid of divination mainly refer to the things in the Yellow Emperor's House Classic!

Huangdi's house classics. There are two ways: four hospitals in the East and West, and eight hospitals in the Palace. The East-West Four Houses method divides people's life and Yang Houses into two groups, called Dongsi Houses and Xisi Houses. It is argued that the East House and the West House should not be mixed, the East House is suitable for people to live in the East House and the West House is suitable for people to live in the West House. On good luck, crouching, anger, five ghosts, prolonging life, six evils, disaster, natural medicine, death, crouching, anger, prolonging life, natural medicine auspicious, five ghosts, six evils, disaster and death.

In the East Fourth Palace, furniture should be placed in the east, north, southeast and south directions of the room. Only in these four auspicious places can tall furniture be placed, while small furniture can be placed in the west, northeast, southwest and northwest. Dongsigong people should try to avoid placing metal furniture, which is made of wood. Color should be auspicious in furniture and green in home. The furniture layout principle of Xisigong should be based on the west, northwest, southwest and northeast of the room. Only in these four auspicious places can tall furniture be placed, and low furniture can be placed in four fierce places, such as the east, southeast and north and south. Xisi Golden Palace people try to avoid putting fire-shaped red furniture, and should use local gold furniture. Xisi Tugong tries to avoid placing wooden and turquoise furniture, and it is better to use fire and earth furniture.