Didnt want to go into the light

My dad needed to be told to leave me and go into the light + get some healing (Why does he need healing? As i thought there was no pain or hurt in spirit world. And i also thought any injurie, illness, or disability we suffer in this world we were cured or rid of in the next. I have been told now that he has gone into the light (how long does it take to heal in the light? What methods or what do they do to spirit to heal them? And has my dad gone forever now? or if not how long will it be b4 i sensehim near