Unfair dismissal by vodacom ballito

My son was working for vodacom ballito he contacted the virus while at work he was sick with a temperature of 40 degrees snd having convulsions his boss Junaid Vadim still sent him for training at training the guy in charge called his boss to ask him why he sent him when he is so sick and he sent him home he did the Covid test and tested positive and emailed his boss his Covid results his boss in turn terminated his contract immediately