If you have seen the grave of your deceased grandfather in your dream: You can harass him by falling on him excessively. Seeing the dead grandfather's grave in a dream means that the person who sees the dream misses and remembers the days he spent with his grandfather. It is also beneficial for a person to pray for his grandfather and not to read the Quran. It is also said that the dreamer should feed the poor and those in trouble on behalf of his grandfather and donate his reward to his grandfather's soul.