The ceremonial law refers to a set of religious practices and rituals that were given by God to Moses, as described in the Old Testament. These laws included specific instructions for sacrifices, offerings, feasts, and other forms of worship. The purpose of these laws was to provide a way for the Israelites to express their gratitude and devotion to God, and to maintain a sense of unity among the people.
The ceremonial law is no longer in effect today because it was fulfilled by Jesus Christ's sacrifice on the cross. However, the principles behind these laws still apply - such as the importance of worshiping God with our whole hearts, and seeking to live in harmony with one another.