Proverbs 31:18

She hath perceived when her merchandise is good, Her lamp is not extinguished in the night.

Genesis 31:40

I have been thus: in the day consumed me hath drought, and frost by night, and wander doth my sleep from mine eyes.

Psalm 127:2

Vain for you who are rising early, Who delay sitting, eating the bread of griefs, So He giveth to His beloved one sleep.

Matthew 25:3-10

they who were foolish having taken their lamps, did not take with themselves oil;

1 Thessalonians 2:9

for ye remember, brethren, our labour and travail, for, night and day working not to be a burden upon any of you, we did preach to you the good news of God;

2 Thessalonians 3:7-9

for yourselves have known how it behoveth you to imitate us, because we did not act 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
I have been thus: in the day consumed me hath drought, and frost by night, and wander doth my sleep from mine eyes.
Psalm 127:2
Vain for you who are rising early, Who delay sitting, eating the bread of griefs, So He giveth to His beloved one sleep.
Matthew 25:3
they who were foolish having taken their lamps, did not take with themselves oil;
1 Thessalonians 2:9
for ye remember, brethren, our labour and travail, for, night and day working not to be a burden upon any of you, we did preach to you the good news of God;
2 Thessalonians 3:7
for yourselves have known how it behoveth you to imitate us, because we did not act disorderly among you;