What does fortune-telling mean?

"Blind Sect's numerology is mysterious", which means "the first three are precious in the sky". That is to say, in the four-column forecast, there are four columns:

The annual column, the moon column, the sun column or the moon column, the sun column and the hour column, that is, the three columns are continuous, and the heavenly stems are all A, which is the main life and the most expensive life.