Passage
for you are all sons of light and sons of day. We are not of night nor of darkness;
for you are all sons of light and sons of day. We are not of night nor of darkness;
1 Thessalonians 5:3 While they are saying, “Peace and safety!” then destruction will come upon them suddenly like labor pains upon a woman who is pregnant, and they will never escape.
1 Thessalonians 5:4 But you, brothers, are not in darkness, that the day would overtake you like a thief,
1 Thessalonians 5:5 for you are all sons of light and sons of day. We are not of night nor of darkness;
1 Thessalonians 5:6 so then let us not sleep as others do, but let us be awake and sober.
1 Thessalonians 5:7 For those who sleep, sleep at night, and those who get drunk, get drunk at night.
The verse centers on "light", "darkness", "sons", and "night". It is saying that the contrast between light and darkness marks a real divide in how people respond to God's work.
The nearby context moves from verse 4's "But you brothers are not in darkness..." into verse 6's "so then let us not sleep as...", so "light" and "darkness" belong inside that flow. In 1 Thessalonians context, the local focus is Christ, faith, and discipleship.
A plain takeaway is to answer the verse's own emphasis on "light" and "darkness" with trust shaped by these words, not by a vague optimism outside the passage.