Isaiah 40:3

The voice of one who calls out, "Prepare the way of the LORD in the wilderness. Make a level highway in the desert for our God.

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, whom you desire, behold, he comes." says the LORD of hosts.

John 1:23

He said, "I am the voice of one crying in the wilderness, 'Make straight the way of the Lord,' as Isaiah the prophet said."

Malachi 4:5-6

Behold, I will send you Elijah the prophet before the great and terrible day of the LORD comes.

Psalm 68:4

Sing to God. Sing praises to his name. Extol him who rides on the clouds: to the LORD, his name. Rejoice before him.

Isaiah 43:19

Behold, I will do a new thing. It springs forth now. Do you not know it? I will even make a way in the wilderness, and rivers in the desert.

Isaiah 57:14

He will say, "Build up, build up, prepare the way, take up the stumbling-block out of the way of my people."

Mark 1:2-5

As it is written in Isaiah the prophet, "Look, I send my messenger ahead of you, who will prepare your way before you.

Isaiah 11:15-16

The LORD will utterly destroy the tongue of the Egyptian sea; and with his scorching wind he will wave his hand over the River, and will split it into seven streams, and cause men to march over in sandals.

Isaiah 35:8

And a highway will be there, and a way, and it will be called the Highway of Holiness. The unclean shall not pass over it, but it will be for those who walk in the Way. Wicked fools will not go there.

Isaiah 49:11

I will make all my mountains a way, and my highways shall be exalted.

Isaiah 62:10-11

Go through the gates, prepare the way of the people. Build up, build up the highway. Gather out the stones. Lift up a banner for the peoples.

Matthew 3:1-3

And in those days John the Baptist came, proclaiming in the wilderness of Judea, saying,

Luke 1:16-17

He will turn many of the sons of Israel to the Lord, their God.

Luke 1:76-77

And you, child, will be called a prophet of the Most High, for you will go before the Lord to make ready his ways,

Luke 3:2-6

in the high priesthood of Annas and Caiaphas, the word of God came to John, the son of Zechariah, in the wilderness.

Treasury of Scripture Knowledge

Summary

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.

Bible References

The voice

Matthew 3:1
And in those days John the Baptist came, proclaiming in the wilderness of Judea, saying,
Mark 1:2
As it is written in Isaiah the prophet, "Look, I send my messenger ahead of you, who will prepare your way before you.
Luke 3:2
in the high priesthood of Annas and Caiaphas, the word of God came to John, the son of Zechariah, in the wilderness.
John 1:23
He said, "I am the voice of one crying in the wilderness, 'Make straight the way of the Lord,' as Isaiah the prophet said."

Prepare

Isaiah 35:8
And a highway will be there, and a way, and it will be called the Highway of Holiness. The unclean shall not pass over it, but it will be for those who walk in the Way. Wicked fools will not go there.
Isaiah 57:14
He will say, "Build up, build up, prepare the way, take up the stumbling-block out of the way of my people."
Isaiah 62:10
Go through the gates, prepare the way of the people. Build up, build up the highway. Gather out the stones. Lift up a banner for the peoples.
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, whom you desire, behold, he comes." says the LORD of hosts.
Malachi 4:5
Behold, I will send you Elijah the prophet before the great and terrible day of the LORD comes.
Luke 1:16
He will turn many of the sons of Israel to the Lord, their God.

General references

Isaiah 19:23
In that day there will be a highway out of Egypt to Assyria, and the Assyrian shall come into Egypt, and the Egyptian into Assyria; and the Egyptians will worship with the Assyrians.
Isaiah 49:11
I will make all my mountains a way, and my highways shall be exalted.
Matthew 11:10
This is the one of whom it is written, 'Look, I send my messenger ahead of you, who will prepare your way before you.'
Mark 1:3
The voice of one crying in the wilderness, 'Make ready the way of the Lord. Make his paths straight.'"
Luke 1:16
He will turn many of the sons of Israel to the Lord, their God.