if the household is deserving, let your peace rest on it; but if the household is undeserving, let your peace return to you.
Then, if there is a soul there breathing peace, your peace will rest on him; otherwise it will come back to you.
to the one a deadly fragrance that makes for death, to the other a vital fragrance that makes for life. And who is qualified for this career?
When you enter the house, salute it;
Whoever will not receive you or listen to your message, leave that house or town and shake off the very dust from your feet.