This is certainly reasonable advice and within the reach of just about anyone. A short well written list, numbers 1 and 5 are my favorites. One could say: Stay with your loved one and the space in a positive non judgmental way, not thinking that you should know the best thing to do, or even what to do. Doing is not so important at these times. Being is.
The Top 5 Things to Do When a Loved One Is Dying | Judith Johnson.