1 Corinthians 1:10
Now I beseech you, brethren, by the name of our Lord Jesus Christ, that ye all speak the same thing and that there be no divisions among you, but that ye be perfect, joined together in the same understanding and in the same perception.
1 Corinthians 12:25
that there should be no contradiction in the body, but that the members should have the same care one for another.
And if a house is divided against itself, that house cannot remain.
A man that is a heretic, after the first and second admonition, reject him,
So there was a division among the people because of him.
There was a division therefore again among the Jews for these words.
Therefore some of the Pharisees said, This man is not of God because he does not keep the sabbath day. Others said, How can a man that is a sinner do such signs? And there was a division among them.
But the multitude of the city was divided, and part held with the Jews, and part with the apostles.
Think ye that I am come to the earth to give peace? No, I tell you, but rather division;
The perverse man sows strife, and the tale bearer separates princes.
He that covers a transgression seeks love, but he that repeats a matter separates very friends.
And when he had so said, there arose a dissension between the Pharisees and the Sadducees, and the multitude was divided.
1 Corinthians 11:18
For first of all, when ye come together in the congregation , I hear that there are divisions among you; and I partly believe it.
1 Corinthians 11:19
For it is expedient that there also be heresies among you, so that those who are proved may become manifest among you.