Here is how to treat non-Muslims: 1. Islam urges Muslims to show kindness to parents even if they are non-Muslims. 2. Islam advises Muslims to treat neighbors kindly even if they are not Muslim. 3. Islam encourages Muslims to ensure justice and show kindness to non-Muslims who are not fighting Muslims. 4. Islam prohibits killing non-Muslims living under Muslim rule. 5. Islam prohibits wronging a mu‘ahid, detracting from his rights, or burdening him with more work. 6. Islam prohibits committing transgression and commands justice.

It is not permissible for any Muslim to join in the festivals of the non-Muslims, whether by attending the festivities or enabling them to hold their celebrations, or selling any goods or products that have to do with these festivals.

It is not permissible for the Muslim to join the non-Muslims in their festivals and to express joy and happiness on these occasions, or to take the day off work, whether the occasion is religious or secular.