Grief, A pain that everyone suffers differently and there is no perfect way to help them. You couldn't impose your own ways to help a grieving person but one thing you can make sure that he took care of himself. Don't let the grief take over him. You can offer him company, a shoulder to cry on, and emotional support or you can help him find the right grief counselor for him. Know more about grief here. Click on the link to get the idea of grief counseling.
Source: www.betterlyf.com