John 1:23

"I am the voice," he replied, "of one crying aloud, 'Make straight the Lord's way in the Desert,' fulfilling the words of the Prophet Isaiah."

Matthew 3:3

He it is who was spoken of through the Prophet Isaiah when he said, "The voice of one crying aloud, 'In the desert prepare ye a road for the Lord: make His highway straight.'"

Mark 1:3

"The voice of one crying aloud: 'In the Desert prepare a road for the Lord: Make His highways straight.'"

Luke 1:16-17

Many of the descendants of Israel will he turn to the Lord their God;

Luke 1:76-79

And you moreover, O child, shall be called Prophet of the Most High; For you shall go on in front before the Lord to prepare the way for Him,

Luke 3:4-6

as it is written in the book of the prophet Isaiah, "The voice of one crying aloud! 'In the Desert prepare ye a road for the Lord: make His highway straight.

John 3:28

You yourselves can bear witness to my having said, 'I am not the Christ,' but 'I am His appointed forerunner.'

Treasury of Scripture Knowledge

Summary

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

General references

Bible References

I am

John 3:28
You yourselves can bear witness to my having said, 'I am not the Christ,' but 'I am His appointed forerunner.'
Matthew 3:3
He it is who was spoken of through the Prophet Isaiah when he said, "The voice of one crying aloud, 'In the desert prepare ye a road for the Lord: make His highway straight.'"
Mark 1:3
"The voice of one crying aloud: 'In the Desert prepare a road for the Lord: Make His highways straight.'"
Luke 1:16
Many of the descendants of Israel will he turn to the Lord their God;
Luke 3:4
as it is written in the book of the prophet Isaiah, "The voice of one crying aloud! 'In the Desert prepare ye a road for the Lord: make His highway straight.

General references

Matthew 11:10
This is he of whom it is written, "'See I am sending My messenger before Thy face, and he will make Thy road ready before Thee.'