George VI receives Holy Bible at his coronation ceremony

The transcript describes a ceremonial process involving the Holy Bible and the Lord Great Chamberlain. Initially, the Holy Bible is prepared for delivery, facilitated by the removal of a jeweled glove. The Lord Great Chamberlain plays a crucial role in this process, ensuring the Bible is properly received and delivered. The ceremony concludes with the Lord Great Chamberlain seeking further information from the chat of state.

What is meant by 'the chat of state' in the context of the ceremony?

How does the information received contribute to the ceremony?