These four sentences mean that the first day and the second day are Wenchang. The eight-character Wenchang is closely related to the god of food. Wenchang is the branch of Lutang, the god of food, which meets every day. For example, the god of food is on the first day of the third month, and the third day is the eight-character wenchang star.
Wenchang is a god who specializes in learning names, official positions and official ambitions. Wenchang star will change with time, so the orientation of wenchang star is different every year.