3 He went into all the country around the Jordan, preaching a baptism of repentance for the forgiveness of sins.

Read Luke 3:3 Using Other Translations

And he came into all the country about Jordan, preaching the baptism of repentance for the remission of sins;
And he went into all the region around the Jordan, proclaiming a baptism of repentance for the forgiveness of sins.
Then John went from place to place on both sides of the Jordan River, preaching that people should be baptized to show that they had repented of their sins and turned to God to be forgiven.