Ecclesiastes 9:16
"Then said I, Wisdom is better than strength: nevertheless the poor man’s wisdom is despised, and his words are not heard."
Cross References (ranked by relevance)
Ecclesiastes 7:19
15
Wisdom strengtheneth the wise more than ten mighty men which are in the city.
Proverbs 24:5
12
A wise man is strong; yea, a man of knowledge increaseth strength.
Proverbs 21:22
A wise man scaleth the city of the mighty, and casteth down the strength of the confidence thereof.
Ecclesiastes 9:18
Wisdom is better than weapons of war: but one sinner destroyeth much good.
Proverbs 10:15
The rich man’s wealth is his strong city: the destruction of the poor is their poverty.