Mark 1:4

John came, who baptized in the wilderness and preached the baptism of repentance unto remission of sins.

Luke 1:77

To give knowledge of salvation unto his people In the remission of their sins,

Matthew 3:1-2

And in those days cometh John the Baptist, preaching in the wilderness of Judaea, saying,

Matthew 3:6

and they were baptized of him in the river Jordan, confessing their sins.

Matthew 3:11

I indeed baptize you in water unto repentance, but he that cometh after me is mightier than I, whose shoes I am not worthy to bear: he shall baptize you in the Holy Spirit and in fire:

Luke 3:2-3

in the highpriesthood of Annas and Caiaphas, the word of God came unto John the son of Zacharias in the wilderness.

John 3:23

And John also was baptizing in Enon near to Salim, because there was much water there: and they came, and were baptized.

Acts 10:37

that saying ye yourselves know, which was published throughout all Judaea, beginning from Galilee, after the baptism which John preached;

Acts 13:24-25

when John had first preached before his coming the baptism of repentance to all the people of Israel.

Acts 19:3-4

And he said, Into what then were ye baptized? And they said, Into John's baptism.

Acts 22:16

And now why tarriest thou? arise, and be baptized, and wash away thy sins, calling on his name.

Treasury of Scripture Knowledge

Summary

John did baptize in the wilderness, and preach the baptism of repentance for the remission of sins.

Remission

Bible References

Did

Matthew 3:1
And in those days cometh John the Baptist, preaching in the wilderness of Judaea, saying,
Luke 3:2
in the highpriesthood of Annas and Caiaphas, the word of God came unto John the son of Zacharias in the wilderness.
John 3:23
And John also was baptizing in Enon near to Salim, because there was much water there: and they came, and were baptized.
Acts 10:37
that saying ye yourselves know, which was published throughout all Judaea, beginning from Galilee, after the baptism which John preached;
Acts 13:24
when John had first preached before his coming the baptism of repentance to all the people of Israel.
Acts 19:3
And he said, Into what then were ye baptized? And they said, Into John's baptism.

Remission

Acts 22:16
And now why tarriest thou? arise, and be baptized, and wash away thy sins, calling on his name.

American Standard Version Public Domain