Jesus said doing to others as you would have them do to you is the essence of what?

Answer: The Law and the Prophets

Jesus said, "In everything, then, do to others as you would have them do to you. For this is the essence of the Law and the Prophets."

“In everything, then, do to others as you would have them do to you. For this is the essence of the Law and the Prophets.”— Matthew 7:12 (BSB)