Jesus answered: Elijah certainly will come to get everything ready. But don't the Scriptures also say that the Son of Man must suffer terribly and be rejected?
When Jesus and his three disciples came back down, they saw a large crowd around the other disciples. The teachers of the Law of Moses were arguing with them.
He will go ahead of the Lord with the same power and spirit that Elijah had. And because of John, parents will be more thoughtful of their children. And people who now disobey God will begin to think as they ought to. That is how John will get people ready for the Lord.
Is there one prophet that your ancestors didn't ill-treat? They killed the prophets who told about the coming of the One Who Obeys God. And now you have turned against him and killed him.