1 Peter 3:3
Do not let your [adornment] be [the decorations] of the physical body, such as elaborate hair-dos, the wearing of golden [jewelry] and the wearing of [stunning] outfits.
Romans 12:2
And you people must not be conformed to [the values and standards of] this age, but you should become transformed [i.e., changed in attitude and action] by having your mind renewed [i.e., to think in a totally different way]. Then you will be able to determine [and practice] God's will, the thing that is good, and acceptable and perfect.
1 Timothy 2:9-10
I also want the women to dress themselves in proper clothing, with modesty and discretion, not with [elaborately] braided hair, or gold [ornaments], or pearls, or expensive clothing,
Titus 2:3-15
Older women, likewise, should be reverent in their behavior, not slanderers, not addicted to much wine, teachers of what is good.