Colossians 3:5:

Mortify therefore your members which are upon the earth; fornication, uncleanness, inordinate affection, evil concupiscence, and covetousness, which is idolatry:

See also:

Sickness as Chastening and Judgment in the New Testament
Objection: Healing Cannot Be in the Atonement Because Healing Can Be Lost, but Salvation Cannot Be Lost
Objection: Teaching Grace Gives People a License to Sin