Ecclesiastes 9:15

but there was found therein, a man, poor but wise, and, he, delivered the city by his wisdom, - yet, no one, remembered that poor man.

Ecclesiastes 4:13

Better a boy poor and wise, - than a king, old and stupid, who knoweth not how to take warning any longer.

Genesis 40:23

Yet the chief of the butlers made no mention of Joseph but did forget him.

2 Samuel 20:22

So the woman came unto all the people in her wisdom, and they cut off the head of Sheba son of Bichri, and cast it out unto Joab. And he blew with a horn, and they dispersed themselves from the city, every man to his home; but, Joab, returned to Jerusalem unto the king.

Esther 6:2-3

And it was found written, how that Mordecai had told concerning Bigthana and Teresh, the two eunuchs of the king guarding the threshold, - who had sought to thrust forth a hand upon King Ahasuerus.

Ecclesiastes 2:16

For there is no remembrance of a wise man, more than of a dullard, unto times age-abiding, - seeing that, already, in the days to come, all hath been forgotten, how then cometh it that the wise man dieth equally with the dullard?

Treasury of Scripture Knowledge

Summary

Now there was found in it a poor wise man, and he by his wisdom delivered the city; yet no man remembered that same poor man.

Bible References

Yet

Genesis 40:23
Yet the chief of the butlers made no mention of Joseph but did forget him.
Esther 6:2
And it was found written, how that Mordecai had told concerning Bigthana and Teresh, the two eunuchs of the king guarding the threshold, - who had sought to thrust forth a hand upon King Ahasuerus.

General references

2 Samuel 20:16
Then cried a wise woman out of the city, - Hear ye! hear ye! I pray you, say unto Joab, Come near hither, and let me speak unto thee.
Proverbs 2:11
Discretion, shall watch over thee, understanding, shall preserve thee: -
Proverbs 21:22
A city of heroes, doth a wise man scale, and bringeth down the strength of its confidence.
Ecclesiastes 7:19
Wisdom, bringeth more strength to a wise man, than ten heroes, that are in the city.
1 Corinthians 12:22
Nay! much more, the members which seem to be weaker are necessary,