1 Corinthians 3:13

each man's work will become evident; for the day will show it, because it is to be revealed with fire, and the fire itself will test the quality of each man's work.

Ephesians 5:13

But all things become visible when they are exposed by the light, for everything that becomes visible is light.

1 Thessalonians 5:5

For you are all sons of light and sons of the day; we are not of the night or of darkness.

Treasury of Scripture Knowledge

Summary

And God called the light Day, and the darkness he called Night. And the evening and the morning were the first day.

Bible References

Day, and

1 Corinthians 3:13
each man's work will become evident; for the day will show it, because it is to be revealed with fire, and the fire itself will test the quality of each man's work.
Ephesians 5:13
But all things become visible when they are exposed by the light, for everything that becomes visible is light.
1 Thessalonians 5:5
For you are all sons of light and sons of the day; we are not of the night or of darkness.