KJV: Let no man deceive you by any means: for that day shall not come, except there come a falling away first, and that man of sin be revealed, the son of perdition;
NASB: Let no one in any way deceive you, for it will not come unless the apostasy comes first, and the man of lawlessness is revealed, the son of destruction,
KJV: Neither did we eat any man's bread for nought; but wrought with labour and travail night and day, that we might not be chargeable to any of you:
NASB: nor did we eat anyone's bread without paying for it, but with labor and hardship we kept working night and day so that we would not be a burden to any of you;
KJV: And if any man obey not our word by this epistle, note that man, and have no company with him, that he may be ashamed.
NASB: If anyone does not obey our instruction in this letter, take special note of that person and do not associate with him, so that he will be put to shame.