Show respect and reverence towards those who are beloved by Allah's Messenger.

This hadith is about how we should treat those who are beloved to the Prophet Muhammad. In this hadith, Ammar bin Yasir reprimanded a man for speaking negatively about Aisha, one of the wives of the Prophet and someone who was very dear to him. He told him to leave as he was despicable and rejected for insulting someone so close to the Messenger of Allah. This teaches us that we should always show respect and reverence towards those who are beloved by Allah's Messenger, even if we don't agree with them or their views. We should also be careful not to speak ill or disrespectfully about them in any way as it is considered an insult towards our beloved prophet himself.