by.

Isaiah 40:3
A voice of one calling: "Prepare the way for the LORD in the wilderness; make a straight highway for our God in the desert.

Mark 1:3
"A voice of one calling in the wilderness, 'Prepare the way for the Lord, make straight paths for Him.'"

Luke 3:3-6
He went into all the region around the Jordan, proclaiming a baptism of repentance for the forgiveness of sins, . . .

John 1:23
John replied in the words of Isaiah the prophet: "I am the voice of one calling in the wilderness, 'Make straight the way for the Lord.'"

Prepare.

Isaiah 57:14, 15
And it will be said, "Build it up, build it up, prepare the way, take every obstacle out of the way of My people." . . .

Malachi 3:1
"Behold, I will send My messenger, who will prepare the way before Me. Then the Lord whom you seek will suddenly come to His temple--the Messenger of the covenant, in whom you delight--see, He is coming, " says the LORD of Hosts.

Luke 1:17, 76
And he will go on before the Lord in the spirit and power of Elijah, to turn the hearts of the fathers to their children, and the disobedient to the wisdom of the righteous--to make ready a people prepared for the Lord." . . .