Mark 1:3

The voice of one crying in the wilderness, prepare the way of Jehovah (YHWH), make his paths straight. (Isaiah 40:3)

Isaiah 40:3-5

A voice of one calling: In the wilderness prepare the way for Jehovah. Make straight in the desert a highway for our God.

Matthew 3:3

Isaiah spoke of John when he said: He is a voice shouting in the wilderness: 'Prepare the way of Jehovah. Make his paths straight.' (Isaiah 40:3)

Luke 3:4-6

This was according to the words of Isaiah the prophet: The voice of one crying in the wilderness. Make ready the way of Jehovah. Make his paths straight.

John 1:15

John spoke about him and declared: He is the one I said would come after me. He is greater than I am because he lived before me.

John 3:28-36

You bear witness that I said I am not the Christ. I have been sent before him.

John 1:19-34

John gave his witness even as Jewish authorities sent priests and Levites from Jerusalem. They asked him: Who are you?

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
A voice of one calling: In the wilderness prepare the way for Jehovah. Make straight in the desert a highway for our God.
Matthew 3:3
Isaiah spoke of John when he said: He is a voice shouting in the wilderness: 'Prepare the way of Jehovah. Make his paths straight.' (Isaiah 40:3)
Luke 3:4
This was according to the words of Isaiah the prophet: The voice of one crying in the wilderness. Make ready the way of Jehovah. Make his paths straight.
John 1:15
John spoke about him and declared: He is the one I said would come after me. He is greater than I am because he lived before me.
John 3:28
You bear witness that I said I am not the Christ. I have been sent before him.