2 Bible Verses about Boasting, Legitimate

that, even as it has been written, "He that glorieth, let him glory in the Lord."

Ye look at things according to appearance. If anyone has trusted to himself that he is Christ's, let him consider this again with himself, that, as he is Christ's, so also are we. For, even if I glory somewhat more abundantly concerning our authority??hich the Lord gave for building you up, and not for tearing you down?? shall not be put to shame;