Insulting a person with what is not permissible for him

Al-Kirmani said: “Whoever saw that he insulted a person with something that is not permissible for him, then the insulted one conquers the insult, and if the insult was issued by him in response to what his opponent insulted, then he will be rewarded with bad because God Almighty says, ~ And the reward for a bad bad is like it . ~