Job 28:15
It cannot be gotten for gold, neither shall silver be weighed for the price thereof.
Cross-reference
In Job 28:18, the same point is made: wisdom's price surpasses pearls and coral, reinforcing its incomparable value.
Job 28:13 says man does not know wisdom's worth and it is not found on earth, complementing the idea it cannot be bought.
Proverbs 3:13-15 echoes this: wisdom's profit is better than silver and gold, and nothing desired compares to her.
Proverbs 8:10 similarly urges choosing instruction over silver and knowledge over choice gold.
Proverbs 8:19 states wisdom's fruit is better than fine gold and choice silver, directly paralleling Job 28:15.
Proverbs 16:16 declares getting wisdom is better than gold and understanding better than silver.
Psalm 19:10 says God's laws are more desirable than gold, paralleling wisdom's value surpassing precious metals.
Proverbs 8:11 says wisdom is better than jewels and nothing desired compares, directly echoing Job 28:15.
Proverbs 8:17 shifts to seeking wisdom: those who love her find her—contrasting with the impossibility of buying her.