1. If there is nothing unusual, you just hear that there is a grave underground, then you are scaring yourself. Don't worry.
2. Suppose you occasionally encounter strange things such as nightmares and ghosts, as long as they don't appear frequently (once every few years), it is also regarded as the first time.
3. If there are frequent abnormalities, such as abnormal sounds, visions, nightmares, nightmares or ghost beds, it is recommended to hold the name of a bodhisattva, and most ghosts will be saved by the bodhisattva.
4, reason with grievances (just communicate with ideas, to put it bluntly, you strongly think, assuming that grievances are around, communicate with him. Don't be afraid of yourself, lest the ghost play tricks and scare you again. Tell him that he is dead now and has nothing to do with this world. It's no use clinging to everything. It's better to put everything down and leave with peace of mind. It is the best choice to die in Elysium or other pure land. Generally, ghosts have nothing to do with you. After listening to these reasons, you will understand and leave happily.
5, think that people die like a lamp, life is only once, blindly believe in science and materialism is superstition. Note: the premise is blindness!