10 Bible Verses about Denominations

Now some men came down from Judea and began to teach the brothers, "Unless you are circumcised according to the custom of Moses, you cannot be saved."

Then the apostles and elders, with the whole church, decided to send men chosen from among them, Judas called Barsabbas and Silas, leaders among the brothers, to Antioch with Paul and Barnabas. They sent this letter with them: From the apostles and elders, your brothers, to the Gentile brothers and sisters in Antioch, Syria, and Cilicia, greetings! Since we have heard that some have gone out from among us with no orders from us and have confused you, upsetting your minds by what they said,read more.
we have unanimously decided to choose men to send to you along with our dear friends Barnabas and Paul, who have risked their lives for the name of our Lord Jesus Christ. Therefore we are sending Judas and Silas who will tell you these things themselves in person. For it seemed best to the Holy Spirit and to us not to place any greater burden on you than these necessary rules: that you abstain from meat that has been sacrificed to idols and from blood and from what has been strangled and from sexual immorality. If you keep yourselves from doing these things, you will do well. Farewell. So when they were dismissed, they went down to Antioch, and after gathering the entire group together, they delivered the letter. When they read it aloud, the people rejoiced at its encouragement.

I know that after I am gone fierce wolves will come in among you, not sparing the flock. Even from among your own group men will arise, teaching perversions of the truth to draw the disciples away after them.

Now receive the one who is weak in the faith, and do not have disputes over differing opinions. One person believes in eating everything, but the weak person eats only vegetables. The one who eats everything must not despise the one who does not, and the one who abstains must not judge the one who eats everything, for God has accepted him.read more.
Who are you to pass judgment on another's servant? Before his own master he stands or falls. And he will stand, for the Lord is able to make him stand. One person regards one day holier than other days, and another regards them all alike. Each must be fully convinced in his own mind.

For members of Chloe's household have made it clear to me, my brothers and sisters, that there are quarrels among you. Now I mean this, that each of you is saying, "I am with Paul," or "I am with Apollos," or "I am with Cephas," or "I am with Christ." Is Christ divided? Paul wasn't crucified for you, was he? Or were you in fact baptized in the name of Paul?read more.
I thank God that I did not baptize any of you except Crispus and Gaius, so that no one can say that you were baptized in my name! (I also baptized the household of Stephanus. Otherwise, I do not remember whether I baptized anyone else.)

I am astonished that you are so quickly deserting the one who called you by the grace of Christ and are following a different gospel -- not that there really is another gospel, but there are some who are disturbing you and wanting to distort the gospel of Christ.

Some, to be sure, are preaching Christ from envy and rivalry, but others from goodwill. The latter do so from love because they know that I am placed here for the defense of the gospel. The former proclaim Christ from selfish ambition, not sincerely, because they think they can cause trouble for me in my imprisonment.read more.
What is the result? Only that in every way, whether in pretense or in truth, Christ is being proclaimed, and in this I rejoice. Yes, and I will continue to rejoice,

As I urged you when I was leaving for Macedonia, stay on in Ephesus to instruct certain people not to spread false teachings, nor to occupy themselves with myths and interminable genealogies. Such things promote useless speculations rather than God's redemptive plan that operates by faith. But the aim of our instruction is love that comes from a pure heart, a good conscience, and a sincere faith.

But those who have believing masters must not show them less respectTeach them and exhort them about these things. If someone spreads false teachings and does not agree with sound words (that is, those of our Lord Jesus Christ) and with the teaching that accords with godliness, he is conceited and understands nothing, but has an unhealthy interest in controversies and verbal disputes. This gives rise to envy, dissension, slanders, evil suspicions,read more.
and constant bickering by people corrupted in their minds and deprived of the truth, who suppose that godliness is a way of making a profit.