KJV:
For when they shall say, Peace and safety; then sudden destruction cometh upon them, as travail upon a woman with child; and they shall not escape.
NASB:
While they are saying, "Peace and safety!" then destruction will come upon them suddenly like labor pains upon a woman with child, and they will not escape.
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;
KJV:
Then said I, Lo, I come (in the volume of the book it is written of me,) to do thy will, O God.
NASB:
"THEN I SAID, 'BEHOLD, I HAVE COME (IN THE SCROLL OF THE BOOK IT IS WRITTEN OF ME) TO DO YOUR WILL, O GOD.'"
KJV:
Then said he, Lo, I come to do thy will, O God. He taketh away the first, that he may establish the second.
NASB:
then He said, "BEHOLD, I HAVE COME TO DO YOUR WILL." He takes away the first in order to establish the second.