Philippians 1:16

They who are of love, knowing that I am set for the defence of the gospel;

Philippians 1:7

even as it is right for me to think this of you all, because I have you in my heart both in my bonds, and in the defence and confirmation of the gospel, all of you being sharers of the grace bestowed on me.

2 Corinthians 2:17

For we are not as the many, who adulterate the word of God; but as from sincerity, but as from God, in the sight of God we speak in Christ.

2 Corinthians 4:1-2

Therefore, having this ministry through the mercy we received, we are not fainthearted;

Philippians 1:10

so that ye may approve the things that are most excellent, in order that ye may be pure and without offence against the day of Christ,

Philippians 1:12

But I wish you to know, brethren, that things with me have resulted in the furtherance of the gospel;

Treasury of Scripture Knowledge

Summary

The one preach Christ of contention, not sincerely, supposing to add affliction to my bonds:

Bible References

Not sincerely

Philippians 1:10
so that ye may approve the things that are most excellent, in order that ye may be pure and without offence against the day of Christ,
2 Corinthians 2:17
For we are not as the many, who adulterate the word of God; but as from sincerity, but as from God, in the sight of God we speak in Christ.
2 Corinthians 4:1
Therefore, having this ministry through the mercy we received, we are not fainthearted;