In Islamic belief, the concept of the "torment of the grave" refers to a period of testing and punishment that a person may experience after death and before the Day of Judgment. The precise nature of this experience is not detailed extensively in the Quran or Hadith (teachings and practices of the Prophet Muhammad, peace be upon him), so there are variations in interpretation among different scholars and schools of thought within Islam.
However, it is important to note that the torment of the grave is generally understood to occur in a state or realm different from our physical dimension of existence. Islamic teachings describe the intermediate realm between death and the Day of Judgment as the Barzakh. The Barzakh is considered a transitional stage where the soul resides until the Day of Resurrection.
The exact nature of the Barzakh is not explicitly defined, and it is not considered to be a physical dimension in the same way we experience the world in our earthly existence. It is believed to be a realm where the soul continues its journey and undergoes certain experiences, including the potential for reward or punishment.
Islamic scholars have described the torment of the grave as a spiritual experience that may involve the questioning of the soul and the witnessing of the consequences of one's actions in the worldly life. The precise nature of these experiences is known only to Allah (God), and they may vary depending on an individual's beliefs and deeds during their lifetime.
It's worth noting that interpretations and understandings of religious concepts can vary among different scholars and schools of thought within Islam. Therefore, there may be some differences in the details and explanations provided regarding the torment of the grave.