Cross reference
1 Corinthians 3:4
4 For when one saith, I am of Paul; and another, I am of Apollos; are ye not men?
1 Corinthians 1:12
12 Now this I mean, that each one of you saith, I am of Paul; and I of Apollos: and I of Cephas; and I of Christ.
1 Corinthians 3:3
3 for ye are yet carnal: for whereas there is among you jealousy and strife, are ye not carnal, and do ye not walk after the manner of men?
1 Corinthians 4:6
6 Now these things, brethren, I have in a figure transferred to myself and Apollos for your sakes; that in us ye might learn not `to go' beyond the things which are written; that no one of you be puffed up for the one against the other.