A Jain should respond with ahimsa, kshama (forgiveness) and samata (equanimity)—not with anger or arguments.

Here is a simple, practical way:

1. First control yourself inside

- Do not let krodh, maan, maya, lobh (anger, ego, deceit, greed) rise in your mind. - Remember: if you get angry, your karma increases; their insult harms their soul, not yours.

1. Do not insult back

- No abuse, no mocking of their religion in return. - If you reply, speak short, calm, and soft: - “I respect all paths; I request you not to insult any dharma.” - “If you want to genuinely understand Jainism, I am happy to share. Insulting will not help either of us.”

1. Use Uttam Kshama (supreme forgiveness)

- From your side, forgive the person in your heart. - You may remember the bhāvanā (feeling): “Khamemi savve jive… veram majjham na kenai” – I forgive all beings, and I do not keep enmity with anyone. - This does not mean you agree with their words; it means you don’t keep hatred.

1. If possible, educate calmly

- If the person is ready to listen, gently explain: - Jainism teaches non‑violence to all living beings. - Insulting any dharma creates bad karmic bondage. - If they are just arguing or joking, it is better to stay silent and move away than to fight.

1. Protect dharma without violence

- If the insult is happening in public (school, social media, office), you can say firmly but politely: - “Please don’t speak like this about any religion; it is hurtful and disrespectful.” - You can complain to the right authority if needed, but without hatred or revenge in your heart.

1. Do pratikraman later

- At night, recall: Did I feel anger? Did I speak harshly? - Do ālochana–pratikraman: confess in front of Jina and take a small vow to stay more peaceful next time.

Essence in one line: A Jain should answer insult not with anger, but with inner forgiveness, calm speech, and firm, non‑violent protection of dharma.

You can read more on related Jain concepts of krodh (anger) and kshama (forgiveness) here and here .