TSK
Treasury of Scripture Knowledge references in WEB.
"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, whom you desire, behold, he comes!" says Yahweh of Armies.
For this is he who was spoken of by Isaiah the prophet, saying, "The voice of one crying in the wilderness, make ready the way of the Lord. Make his paths straight."
As it is written in the prophets, "Behold, I send my messenger before your face, who will prepare your way before you.
And you, child, will be called a prophet of the Most High, for you will go before the face of the Lord to prepare his ways,
He declared, and didn't deny, but he declared, "I am not the Christ."
They asked him, "Why then do you baptize, if you are not the Christ, nor Elijah, nor the prophet?"