KJV:
The grace of our Lord Jesus Christ be with you all. Amen.
NASB:
The grace of the Lord Jesus Christ be with your spirit.
KJV:
Who also declared unto us your love in the Spirit.
NASB:
and he also informed us of your love in the Spirit.
KJV:
For though I be absent in the flesh, yet am I with you in the spirit, joying and beholding your order, and the stedfastness of your faith in Christ.
NASB:
For even though I am absent in body, nevertheless I am with you in spirit, rejoicing to see your good discipline and the stability of your faith in Christ.
KJV:
For our gospel came not unto you in word only, but also in power, and in the Holy Ghost, and in much assurance; as ye know what manner of men we were among you for your sake.
NASB:
for our gospel did not come to you in word only, but also in power and in the Holy Spirit and with full conviction; just as you know what kind of men we proved to be among you for your sake.
KJV:
And ye became followers of us, and of the Lord, having received the word in much affliction, with joy of the Holy Ghost:
NASB:
You also became imitators of us and of the Lord, having received the word in much tribulation with the joy of the Holy Spirit,
KJV:
He therefore that despiseth, despiseth not man, but God, who hath also given unto us his holy Spirit.
NASB:
So, he who rejects this is not rejecting man but the God who gives His Holy Spirit to you.
KJV:
And the very God of peace sanctify you wholly; and I pray God your whole spirit and soul and body be preserved blameless unto the coming of our Lord Jesus Christ.
NASB:
Now may the God of peace Himself sanctify you entirely; and may your spirit and soul and body be preserved complete, without blame at the coming of our Lord Jesus Christ.
KJV:
That ye be not soon shaken in mind, or be troubled, neither by spirit, nor by word, nor by letter as from us, as that the day of Christ is at hand.
NASB:
that you not be quickly shaken from your composure or be disturbed either by a spirit or a message or a letter as if from us, to the effect that the day of the Lord has come.
KJV:
And then shall that Wicked be revealed, whom the Lord shall consume with the spirit of his mouth, and shall destroy with the brightness of his coming:
NASB:
Then that lawless one will be revealed whom the Lord will slay with the breath of His mouth and bring to an end by the appearance of His coming;