Mark 9:11
And they asked him, "Why do the scribes say that first Elijah must come?"
Matthew 11:14
and if you are willing to accept it, he is Elijah who is to come.
Malachi 4:5
"Behold, I will send you Elijah the prophet before the great and awesome day of the LORD comes.
Mark 9:4
And there appeared to them Elijah with Moses, and they were talking with Jesus.
Malachi 3:1
"Behold, I send my messenger, and he will prepare the way before me. And the Lord whom you seek will suddenly come to his temple; and the messenger of the covenant in whom you delight, behold, he is coming, says the LORD of hosts.
Matthew 17:10-11
And the disciples asked him, "Then why do the scribes say that first Elijah must come?"