Matthew 25:3-10

For the foolish ones brought their lamps but brought no oil with them,

1 Thessalonians 2:9

You remember, brothers, how we toiled and labored. We worked night and day, when we preached the good news to you, in order not to be a burden to any of you.

2 Thessalonians 3:7-9

For you know yourselves what you must do to follow my example, for I was not idle when I was with 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 ones brought their lamps but brought no oil with them,
1 Thessalonians 2:9
You remember, brothers, how we toiled and labored. We worked night and day, when we preached the good news to you, in order not to be a burden to any of you.
2 Thessalonians 3:7
For you know yourselves what you must do to follow my example, for I was not idle when I was with you;