What is suitable for besides the sun?

Sacrifice, pray, receive badges, live in houses, travel by grazing, trade, and seek medical treatment.

Except the day is one of the ecliptic days, which means to bid farewell to the old and welcome the new, so it is suitable for offering sacrifices and praying; It is mentioned in the verse that it is suitable for seeing a doctor during the day, but if you suddenly feel unwell, you should see a doctor immediately.

The last day of the Lunar New Year, commonly known as "30th", is also called "except for the day", "except for the year" and "New Year's Eve". "One night for two years, five hours for two years." From then on, the new year began and the old year ended here. This is the key moment of the transition from the old year to the new year, and the festival activities are also the most abundant. In ancient times, except for the sun, it was an auspicious day. The last day of December in the lunar calendar.