Matthew 25:3-10

For the foolish, taking their lamps, took no oil with themselves:

1 Thessalonians 2:9

For you remember, brethren, our labor and toil: night and day working, that we should burden no one of you, we preached unto you the gospel of God.

2 Thessalonians 3:7-9

For you yourselves know how it behooves you to imitate us; because we were not 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

Matthew 25:3
For the foolish, taking their lamps, took no oil with themselves:
1 Thessalonians 2:9
For you remember, brethren, our labor and toil: night and day working, that we should burden no one of you, we preached unto you the gospel of God.
2 Thessalonians 3:7
For you yourselves know how it behooves you to imitate us; because we were not disorderly among you;