Proverbs 31:18

She perceives that her merchandise is good: her lamp goes not out by night.

Genesis 31:40

Thus I was; in the day the heat consumed me, and the cold by night; and my sleep departed from my eyes.

Psalm 127:2

It is vain for you to rise up early, to sit up late, to eat the bread of sorrows: for so he gives his beloved sleep.

Matthew 25:3-10

They that were foolish took their lamps, and took no oil with them:

1 Thessalonians 2:9

For you remember, brethren, our labor and travail: for laboring night and day, because we would not be a burden unto any of you, we preached unto you the gospel of God.

2 Thessalonians 3:7-9

For you yourselves know how you ought to follow us: for we behaved not ourselves disorderly among you;

Treasury of Scripture Knowledge

Summary

She perceiveth that her merchandise is good: her candle goeth not out by night.

Bible References

Her candle

Genesis 31:40
Thus I was; in the day the heat consumed me, and the cold by night; and my sleep departed from my eyes.
Psalm 127:2
It is vain for you to rise up early, to sit up late, to eat the bread of sorrows: for so he gives his beloved sleep.
Matthew 25:3
They that were foolish took their lamps, and took no oil with them:
1 Thessalonians 2:9
For you remember, brethren, our labor and travail: for laboring night and day, because we would not be a burden unto any of you, we preached unto you the gospel of God.
2 Thessalonians 3:7
For you yourselves know how you ought to follow us: for we behaved not ourselves disorderly among you;