Mark 1:3

The voice of one crying in the wilderness, 'Make ready the way of the Lord! Make his paths straight!'"

Isaiah 40:3-5

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

Matthew 3:3

For this is he who was spoken of by Isaiah the prophet, saying, "The voice of one crying in the wilderness, make ready the way of the Lord. Make his paths straight."

Luke 3:4-6

As it is written in the book of the words of Isaiah the prophet, "The voice of one crying in the wilderness, 'Make ready the way of the Lord. Make his paths straight.

John 1:15

John testified about him. He cried out, saying, "This was he of whom I said, 'He who comes after me has surpassed me, for he was before me.'"

John 3:28-36

You yourselves testify that I said, 'I am not the Christ,' but, 'I have been sent before him.'

John 1:19-34

This is John's testimony, when the Jews sent priests and Levites from Jerusalem to ask 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
The voice of one who calls out, "Prepare the way of Yahweh in the wilderness! Make a level highway in the desert for our God.
Matthew 3:3
For this is he who was spoken of by Isaiah the prophet, saying, "The voice of one crying in the wilderness, make ready the way of the Lord. Make his paths straight."
Luke 3:4
As it is written in the book of the words of Isaiah the prophet, "The voice of one crying in the wilderness, 'Make ready the way of the Lord. Make his paths straight.
John 1:15
John testified about him. He cried out, saying, "This was he of whom I said, 'He who comes after me has surpassed me, for he was before me.'"
John 3:28
You yourselves testify that I said, 'I am not the Christ,' but, 'I have been sent before him.'