We demolish arguments and every pretension that sets itself up against the knowledge of God, and we take captive every thought to make it obedient to Christ.
NIV
[Inasmuch as we] refute arguments and theories and reasonings and every proud and lofty thing that sets itself up against the [true] knowledge of God; and we lead every thought and purpose away captive into the obedience of Christ (the Messiah, the Anointed One)
AMP
Casting down imaginations, and every high thing that exalteth itself against the knowledge of God, and bringing into captivity every thought to the obedience of Christ;
KJV
We do not dare to classify or compare ourselves with some who commend themselves. When they measure themselves by themselves and compare themselves with themselves, they are not wise.
NIV
Not that we [have the audacity to] venture to class or [even to] compare ourselves with some who exalt and furnish testimonials for themselves! However, when they measure themselves with themselves and compare themselves with one another, they are without understanding and behave unwisely.
AMP
For we dare not make ourselves of the number, or compare ourselves with some that commend themselves: but they measuring themselves by themselves, and comparing themselves among themselves, are not wise.
KJV
The weapons we fight with are not the weapons of the world. On the contrary, they have divine power to demolish strongholds.
NIV
For the weapons of our warfare are not physical [weapons of flesh and blood], but they are mighty before God for the overthrow and destruction of strongholds
AMP
(For the weapons of our warfare are not carnal, but mighty through God to the pulling down of strong holds;)
KJV
We are not going too far in our boasting, as would be the case if we had not come to you, for we did get as far as you with the gospel of Christ.
NIV
For we are not overstepping the limits of our province and stretching beyond our ability to reach, as though we reached not (had no legitimate mission) to you, for we were [the very first] to come even as far as to you with the good news (the Gospel) of Christ.
AMP
For we stretch not ourselves beyond our measure, as though we reached not unto you: for we are come as far as to you also in preaching the gospel of Christ:
KJV
So that we can preach the gospel in the regions beyond you. For we do not want to boast about work already done in someone else's territory.
NIV
So that [we may even] preach the Gospel in lands [lying] beyond you, without making a boast of work already done in another [man's] sphere of activity [before we came on the scene].
AMP
To preach the gospel in the regions beyond you, and not to boast in another man's line of things made ready to our hand.
KJV
For it is not those who commend themselves who are approved, but those whom the Lord commends.
NIV
For [it is] not [the man] who praises and commends himself who is approved and accepted, but [it is the person] whom the Lord accredits and commends.
AMP
For not he that commendeth himself is approved, but whom the Lord commendeth.
KJV
Neither do we go beyond our limits by boasting of work done by others. Our hope is that, as your faith continues to grow, our sphere of activity among you will greatly expand
NIV
We do not boast therefore, beyond our proper limit, over other men's labors, but we have the hope and confident expectation that as your faith continues to grow, our field among you may be greatly enlarged, still within the limits of our commission
AMP
Not boasting of things without our measure, that is, of other men's labours; but having hope, when your faith is increased, that we shall be enlarged by you according to our rule abundantly,
KJV