1 Peter 3:1-5

Likewise you wives, be submissive to your own husbands, so that if any do not obey the word, they may be won without a word by the conduct of their wives, as they see the purity and reverence of your lives. Do not let your adorning be the outward adorning of braiding the hair, wearing gold, or putting on fine clothing. But let it be the hidden nature of the heart, that which is not corruptible, even the ornament of a gentle and quiet spirit, which is very precious in the sight of God. For in this manner, in the old times, the holy women, who trusted in God, adorned themselves, being submissive to their own husbands