4 For when one says, "I belong to Paul," and another, "I belong to Apollos," are you not men?
1 Corinthians 3:4 Cross References - Riverside
1 Corinthians 1:12
12 I mean that each of you is saying, "I belong to Paul," "I belong to Apollos," "I belong to Cephas," or, "I belong to Christ."
1 Corinthians 3:3
3 For while there is jealousy and strife among you, are you not fleshly and living in man's way?
1 Corinthians 4:6
6 All this, brethren, I have applied to myself and Apollos for your sake, that you may learn the maxim, "Nothing beyond what is written," and may not be puffed up in partisanship for one against the other.