Matthew 3:6

6and they were baptized by him in the river Jordan, aconfessing their sins.

Mark 1:3-5

3 bthe voice of one crying in the wilderness:
cPrepare
Or  crying: Prepare in the wilderness
the way of the Lord,
make his paths straight,’”
4 eJohn appeared, baptizing in fthe wilderness and proclaiming ga baptism of hrepentance ifor the forgiveness of sins. 5And all the country of Judea and all Jerusalem were going out to him and were being baptized by him in the river Jordan, jconfessing their sins.

Luke 3:3-4

3And he went into all the region around the Jordan, proclaiming ka baptism of repentance lfor the forgiveness of sins. 4As it is written in mthe book of the words of Isaiah the prophet,

n“The voice of one crying in the wilderness:
oPrepare the way of the Lord,
Or  crying, Prepare in the wilderness the way of the Lord

make his paths straight.

Acts 19:4

4And Paul said, qJohn baptized with the baptism of repentance, telling the people rto believe in the one who was to come after him, that is, Jesus.”
Copyright information for ESV