Matthew 18:17
And, if he disregard them, tell it to the assembly; and, if he disregard the assembly also, let him be to you as the gentile and the tax-collector.
2 Thessalonians 3:6
Now we command you, brethren, in the name of our Lord Jesus Christ, to withdraw yourselves from every brother walking disorderly, and not according to the instruction which ye received from us.
Matthew 5:46
For, if ye love those who love you, what reward have ye? do not even the tax-collectors the same?
Matthew 6:7
"And, when praying, use not vain repetitions, as the gentiles do; for they think that for their much speaking they shall be heard.
1 Corinthians 5:3-5
For I, verily, being absent in the body, but present in the Spirit, have already, as if present, judged him who so wrought this;
Matthew 11:19
The Son of Man came eating and drinking, and they say, 'Behold, a man gluttonous and a wine-drinker, a friend of tax-collectors and sinners.' And wisdom was justified by her works."
Matthew 21:31-32
Which of the two did the will of the father?" They say, "The last." Jesus saith to them, "Verily I say to you that the tax-collectors and the harlots are going into the Kingdom of God before you.
Luke 15:1
Now all the tax collectors and sinners were drawing near to Him to hear Him.
Luke 18:11
The Pharisee, having taken his stand, was praying these things with himself: 'God, I thank Thee that I am not as the rest of men, extortioners, unjust, adulterers, or even as this tax-collector!
Luke 19:2-3
and, behold, a man, called by name Zacchaeus, and he was a chief tax-collector; and he was rich.
Acts 6:1-3
Now in these days, when the disciples were being multiplied, there arose a murmuring of the Grecian Jews against the Hebrews, because their widows were being overlooked in the daily ministration.
Acts 15:6-7
And the apostles and the elders were assembled together to see about this matter.
Romans 16:17-18
Now I beseech you, brethren, to mark those who are causing the divisions and occasions of stumbling, contrary to the teaching which ye learned; and turn away from them.
1 Corinthians 5:9-7
I wrote to you, in my letter, not to keep company with fornicators;
2 Corinthians 2:6-7
Sufficient for such a one was the punishment inflicted by the many;
2 Corinthians 6:14-17
Become not unequally yoked with unbelievers; for what fellowship have righteousness and lawlessness? And what communion has light with darkness?
Ephesians 4:17-19
This, therefore, I say, and testify in the Lord, that ye no longer walk as the gentiles also walk, in the vanity of their mind,
Ephesians 5:11-12
and have no fellowship with the unfruitful works of darkness, but rather even reprove them;
2 Thessalonians 3:14-15
And, if anyone obey not our word through this letter, note this one, not to associate with him, that he may be ashamed.
1 Timothy 6:5
wranglings of men corrupted in mind and bereft of the truth, supposing godliness to be a source of gain.
2 John 1:10-11
If anyone comes to you, and brings not this teaching, receive him not into your house, and say not to him, "Greeting,"
3 John 1:9-10
I wrote to the assembly; but Diotrephes, who loves to have preeminence among them, receives us not.