פירוש על משלי 3:14

for its commerce is better than the commerce of silver In any exchange, when a person exchanges [something] for merchandise, this one takes this, and that one takes that; but if one says to his friend, “Teach me your chapter, and I will teach you my chapter,” [then] both chapters are found in the hand of each of them.

than fine gold Heb. מחרוץ. That is a type of gold.