If your father has recently passed away and your mom is the only one left, you should free up your time to comfort your mom.
You need to tell your mom that maybe it's all fate, and that maybe your father will live a happy life in another place and won't have to suffer in the human world. You need to tell her that even though your father is gone, his spirit will always be with her and will always bless her and make her happy and joyful all the time. Even though your father is gone, you will always be there for her, you are her eternal child, you will always honor her, and you hope that she will be able to mourn her loss. Those who have passed away can no longer be redeemed, so you can only relax your heart and allow yourself to move forward.
Inside the mother, depressed this period of time, you have to take a little more time to accompany her, take her out of the daze, because, the pain of losing a father is very sad, not only the mother is very sad, you are also very sad, it is just that you can take advantage of this period of time to rest, so that you and your mother in this kind of pain to free yourself. Usually you are too busy to spend time with your own parents, and now, with your father gone, you are the only one who can spend time with your mother. So when you have time, spend a little more time with her, after all, the son wants to raise his parents! Don't wait until it's all lost to know regret. Parents' greatest wish is that you can, more rest, more with them, they are getting older and older, so more and more lonely, and now, the mother has lost his father, it will be even more lonely, so you take a little more time to accompany her, accompany her to talk to her, accompany her to live for a period of time, she will certainly feel, very comforting.
Don't let her feel that she will feel especially sad if you are not there for her while she is losing her father. Because no one was there for her when she needed it most, except for the spirit of her father who always haunted her, and you weren't there at all to properly comfort her, to soothe her broken heart. She'll feel especially lost.
If your father has died and your mother is left alone, you should spend more time with your mother, letting her know that even without her father, you can help drive away her loneliness.