1 Peter 1:7; 1 Peter 1:18; 1 Peter 3:3

1 Peter 1:7

7 so that the proof of your faith, being more precious than gold which is perishable, even though tested by fire, may be found to result in praise and glory and honor at the revelation of Jesus Christ;

1 Peter 1:18

18 knowing that you were not redeemed with perishable things like silver or gold from your futile way of life inherited from your forefathers,

1 Peter 3:3

3 Your adornment must not be merely external -braiding the hair, and wearing gold jewelry, or putting on dresses;