Bible Verses About Divisions

That they all may be one, as thou, Father, in me, and I in thee; that they also may be one in us: that the world may believe that thou hast sent me.

And the glory which thou hast given me, I have given to them: that, they may be one, as we also are one.

I in them, and thou in me: that they may be made perfect in one: and the world may know that thou hast sent me and hast loved them, as thou hast also loved me.

For it hath been signified unto me, my brethren, of you, by them that are of the house of Chloe, that there are contentions among you.

Now this I say, that every one of you saith: I indeed am of Paul; and I am of Apollo; and I of Cephas; and I of Christ.

Is Christ divided? Was Paul then crucified for you? Or were you baptized in the name of Paul?