What was the name of the ancient fortune-telling department?

In ancient times, people with high status were fortune tellers, astrologers and fortune tellers. What's that called?

It was called a witch in ancient times.

In primitive society, it was a very important occupation, but strictly speaking, it was not formal.

As for the official title system in feudal society, Taishiling was equivalent to the status of western astrologers.

However, the management of official titles is very complicated, not just offering sacrifices, which is related to China's tradition of building the country with Confucianism.