1 Thessalonians 5:4 KJV
But ye, brethren, are not in darkness, that that day should overtake you as a thief.
1 Thessalonians 5:4, King James Version
In context
3 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.
4 But ye, brethren, are not in darkness, that that day should overtake you as a thief.
5 Ye are all the children of light, and the children of the day: we are not of the night, nor of darkness.