Luke 3:12

Tax collectors also came to be baptized, and they said to him, "Teacher, what must we do?"

Luke 7:29

When all the people and the tax collectors heard this, they declared God to be just, having been baptized with John's baptism.

Matthew 21:31-32

Which of the two did the will of his father?" They said to him, "The first." Jesus said to them, "Most certainly I tell you that the tax collectors and the prostitutes are entering into the Kingdom of God before you.

Luke 15:1-2

Now all the tax collectors and sinners were coming close to him to hear him.

Luke 18:13

But the tax collector, standing far away, wouldn't even lift up his eyes to heaven, but beat his breast, saying, 'God, be merciful to me, a sinner!'

Treasury of Scripture Knowledge

Summary

Then came also publicans to be baptized, and said unto him, Master, what shall we do?

Bible References

General references

Luke 7:29
When all the people and the tax collectors heard this, they declared God to be just, having been baptized with John's baptism.
Luke 15:1
Now all the tax collectors and sinners were coming close to him to hear him.
Luke 18:13
But the tax collector, standing far away, wouldn't even lift up his eyes to heaven, but beat his breast, saying, 'God, be merciful to me, a sinner!'
Matthew 21:31
Which of the two did the will of his father?" They said to him, "The first." Jesus said to them, "Most certainly I tell you that the tax collectors and the prostitutes are entering into the Kingdom of God before you.