What do you mean by moving into this house?

Migration: yíxǐ is a special word in the old imperial calendar, migration: relocation, relocation.

Entering the house: that is, moving into a new house, the so-called "new house completion ceremony." Migration used to mean moving around and moving into a new house. Usually in ancient times, there were a series of accompanying activities such as Kari and Anling, which were often called tempering, that is, offering sacrifices to ancestors and burning incense. Nowadays, going back to fire and moving into a house is collectively called moving.