Isaiah 40:3

A voice is crying -- in a wilderness -- Prepare ye the way of Jehovah, Make straight in a desert a highway to our God.

Malachi 3:1

Lo, I am sending My messenger, And he hath prepared a way before Me, And suddenly come in unto his temple Doth the Lord whom ye are seeking, Even the messenger of the covenant, Whom ye are desiring, Lo, he is coming, said Jehovah of Hosts.

John 1:23

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

Malachi 4:5-6

Lo, I am sending to you Elijah the prophet, Before the coming of the day of Jehovah, The great and the fearful.

Psalm 68:4

Sing ye to God -- praise His name, Raise up a highway for Him who is riding in deserts, In Jah is His name, and exult before Him.

Isaiah 43:19

Lo, I am doing a new thing, now it springeth up, Do ye not know it? Yea, I put in a wilderness a way, In a desolate place -- floods.

Isaiah 57:14

And he hath said, 'Raise up, raise up, prepare a way, Lift a stumbling-block out of the way of My people.'

Mark 1:2-5

As it hath been written in the prophets, 'Lo, I send My messenger before thy face, who shall prepare thy way before thee,' --

Isaiah 11:15-16

And Jehovah hath devoted to destruction The tongue of the sea of Egypt, And hath waved His hand over the river, In the terror of his wind, And hath smitten it at the seven streams, And hath caused men to tread it with shoes.

Isaiah 35:8

And a highway hath been there, and a way, And the 'way of holiness' is called to it, Not pass over it doth the unclean, And He Himself is by them, Whoso is going in the way -- even fools err not.

Isaiah 49:11

And I have made all My mountains for a way, And My highways are lifted up.

Isaiah 62:10-11

Pass ye on, pass on through the gates, Prepare ye the way of the people, Raise up, raise up the highway, clear it from stones, Lift up an ensign over the peoples.

Matthew 3:1-3

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

Luke 1:16-17

and many of the sons of Israel he shall turn to the Lord their God,

Luke 1:76-77

And thou, child, Prophet of the Highest Shalt thou be called; For thou shalt go before the face of the Lord, To prepare His ways.

Luke 3:2-6

Annas and Caiaphas being chief priests -- there came a word of God unto John the son of Zacharias, 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 cometh John the Baptist, proclaiming in the wilderness of Judea,
Mark 1:2
As it hath been written in the prophets, 'Lo, I send My messenger before thy face, who shall prepare thy way before thee,' --
Luke 3:2
Annas and Caiaphas being chief priests -- there came a word of God unto John the son of Zacharias, in the wilderness,
John 1:23
He said, 'I am a voice of one crying in the wilderness: Make straight the way of the Lord, as said Isaiah the prophet.'

Prepare

Isaiah 35:8
And a highway hath been there, and a way, And the 'way of holiness' is called to it, Not pass over it doth the unclean, And He Himself is by them, Whoso is going in the way -- even fools err not.
Isaiah 57:14
And he hath said, 'Raise up, raise up, prepare a way, Lift a stumbling-block out of the way of My people.'
Isaiah 62:10
Pass ye on, pass on through the gates, Prepare ye the way of the people, Raise up, raise up the highway, clear it from stones, Lift up an ensign over the peoples.
Malachi 3:1
Lo, I am sending My messenger, And he hath prepared a way before Me, And suddenly come in unto his temple Doth the Lord whom ye are seeking, Even the messenger of the covenant, Whom ye are desiring, Lo, he is coming, said Jehovah of Hosts.
Malachi 4:5
Lo, I am sending to you Elijah the prophet, Before the coming of the day of Jehovah, The great and the fearful.
Luke 1:16
and many of the sons of Israel he shall turn to the Lord their God,

General references

Isaiah 19:23
In that day is a highway out of Egypt to Asshur, And come in have the Assyrians to Egypt, And the Egyptians into Asshur, And the Egyptians have served with the Assyrians.
Isaiah 49:11
And I have made all My mountains for a way, And My highways are lifted up.
Matthew 11:10
for this is he of whom it hath been written, Lo, I do send My messenger before thy face, who shall prepare thy way before thee.
Mark 1:3
A voice of one calling in the wilderness, Prepare ye the way of the Lord, straight make ye his paths,' --
Luke 1:16
and many of the sons of Israel he shall turn to the Lord their God,