John 1:20-23

He didn’t deny it but confessed, “I am not the Messiah.” “What then?” they asked him. “Are you Elijah?” “I am not,” he said. “Are you the Prophet?” “No,” he answered. “Who are you, then?” they asked. “We need to give an answer to those who sent us. What can you tell us about yourself?” He said, “I am a voice of one crying out in the wilderness: Make straight the way of the Lord  — just as Isaiah the prophet said.”