Mark 1:3

Voice of one crying in the wilderness, Prepare the way of the Lord, make his paths straight.

Isaiah 40:3-5

The voice of one crying in the wilderness: Prepare ye the way of Jehovah, make straight in the desert a highway for our God!

Matthew 3:3

For this is he who has been spoken of through Esaias the prophet, saying, Voice of him that crieth in the wilderness: prepare ye the way of the Lord, make straight his paths.

Luke 3:4-6

as it is written in the book of the words of Esaias the prophet: Voice of one crying in the wilderness: Prepare ye the way of the Lord, make straight his paths.

John 1:15

(John bears witness of him, and he has cried, saying, This was he of whom I said, He that comes after me is preferred before me, for he was before me;)

John 3:28-36

Ye yourselves bear me witness that I said, I am not the Christ, but, that I am sent before him.

John 1:19-34

And this is the witness of John, when the Jews sent from Jerusalem priests and Levites that they might ask him, Thou, who art thou?

Treasury of Scripture Knowledge

Summary

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

Bible References

General references

Isaiah 40:3
The voice of one crying in the wilderness: Prepare ye the way of Jehovah, make straight in the desert a highway for our God!
Matthew 3:3
For this is he who has been spoken of through Esaias the prophet, saying, Voice of him that crieth in the wilderness: prepare ye the way of the Lord, make straight his paths.
Luke 3:4
as it is written in the book of the words of Esaias the prophet: Voice of one crying in the wilderness: Prepare ye the way of the Lord, make straight his paths.
John 1:15
(John bears witness of him, and he has cried, saying, This was he of whom I said, He that comes after me is preferred before me, for he was before me;)
John 3:28
Ye yourselves bear me witness that I said, I am not the Christ, but, that I am sent before him.