1 Peter 3:3-4

You are not to adorn yourselves on the outside with braids of hair and ornaments of gold and changes of dress,

2 Peter 2:22

They verify the truth of the proverb: "The dog turns back to what he has vomited, the sow when washed will wallow in the mire."

Treasury of Scripture Knowledge

Summary

As a jewel of gold in a swine's snout, so is a fair woman which is without discretion.

Bible References

A jewel

1 Peter 3:3
You are not to adorn yourselves on the outside with braids of hair and ornaments of gold and changes of dress,
2 Peter 2:22
They verify the truth of the proverb: "The dog turns back to what he has vomited, the sow when washed will wallow in the mire."