'Expensive' in the Bible

Instead, he will honor a god of fortresses, a god whom his fathers did not know; he will honor him with gold and silver, with precious stones and with expensive things.

Then Mary took a pound of very expensive perfume of pure nard, and she poured it on Jesus’ feet and wiped His feet with her hair; and the house was filled with the fragrance of the perfume.

Likewise, I want women to adorn themselves modestly and appropriately and discreetly in proper clothing, not with [elaborately] braided hair and gold or pearls or expensive clothes,