Passage cross-references.

Behold, I will send my messenger, and he shall prepare the way before me: and the LORD, whom ye seek, shall suddenly come to his temple, even the messenger of the covenant, whom ye delight in: behold, he shall come, saith the LORD of hosts.

And he shall go before him in the spirit and power of Elias, to turn the hearts of the fathers to the children, and the disobedient to the wisdom of the just; to make ready a people prepared for the Lord.

The voice of him that crieth in the wilderness, Prepare ye the way of the LORD, make straight in the desert a highway for our God. …

But unto you that fear my name shall the Sun of righteousness arise with healing in his wings; and ye shall go forth, and grow up as calves of the stall. …

And were baptized of him in Jordan, confessing their sins.

The voice of one crying in the wilderness, Prepare ye the way of the Lord, make his paths straight. …

And he came into all the country about Jordan, preaching the baptism of repentance for the remission of sins; …

The same came for a witness, to bear witness of the Light, that all men through him might believe.

And I knew him not: but he that sent me to baptize with water, the same said unto me, Upon whom thou shalt see the Spirit descending, and remaining on him, the same is he which baptizeth with the Holy Ghost.

And thou, child, shalt be called the prophet of the Highest: for thou shalt go before the face of the Lord to prepare his ways; …

And when they had performed all things according to the law of the Lord, they returned into Galilee, to their own city Nazareth. …

Then said Paul, John verily baptized with the baptism of repentance, saying unto the people, that they should believe on him which should come after him, that is, on Christ Jesus.