Verses with the word appearance in the New Testament (4 verses):

John 7:24
Judge not according to the appearance, but judge righteous judgment.

2 Corinthians 5:12
For we commend not ourselves again unto you, but give you occasion to glory on our behalf, that ye may have somewhat to answer them which glory in appearance, and not in heart.

2 Corinthians 10:7
Do ye look on things after the outward appearance? If any man trust to himself that he is Christ's, let him of himself think this again, that, as he is Christ's, even so are we Christ's.

1 Thessalonians 5:22
Abstain from all appearance of evil.