For a bishop, as God's steward, must be blameless; he must not be arrogant or quick-tempered or a drunkard or violent or greedy for gain, but hospitable, a lover of goodness, master of himself, upright, holy, and self-controlled; he must hold firm to the sure word as taught, so that he may be able to give instruction in sound doctrine and also to confute those who contradict it.