'Cross' in the Bible

Is there a division in Christ? was Paul nailed to the cross for you? or were you given baptism in the name of Paul?

For Christ sent me not to baptize, but to preach the gospel: not with wisdom of words, lest the cross of Christ should be made of none effect.

For the preaching of the cross is to them that perish foolishness; but unto us which are saved it is the power of God.

But we give the good news of Christ on the cross, a hard thing to the Jews, and a foolish thing to the Gentiles;

For I had made the decision to have knowledge of nothing among you but only of Jesus Christ on the cross.

Of which not one of the rulers of this world had knowledge: for if they had, they would not have put the Lord of glory on the cross: