Letting jealous people know that they have hurt you will only make them happy so just remain calm and try to guide them back to the right path.
Jealous person constantly try to disparage your achievements, sometimes going to very cruel lengths to do so. Remember that there is no point trying to tell them otherwise because they will just go on doing so.
Wisdom

Handling jealousy in others can be very difficult but it is not impossible. Just remember that their jealousy just stems from their insecurity and lack of confidence.