One of the subjects that have attracted interest from the past to the present among the communities that have accepted Islam is the apocalypse and the signs of the apocalypse. Works about when and how the apocalypse will break, the day of judgment, life in the hereafter and the people of the apocalypse are among the religious-mystical works; for centuries, it has been met with interest among Turks. In addition, the conditions of the people of heaven and hell are among the subjects covered in these works. Doomsday namas, which are generally written with the titles “eşratü's-saa”, “ayatü's-saa”, “emaratü's-saa” or “alamatü'l-kıyame”, are works that are written in an artistic style and also provide information. In this study, the works written about the apocalypse and the studies on these works are included; ıt is aimed to publish the text by introducing the work named Dasitan-ı Mahser-name, which is registered at 06 Mil Yz A 9389-2. In addition, in the article, the change in belief in the apocalypse in the process starting from the eschatology myths of the Turks, starting from the eschatology myths with the acceptance of Islam, starting from an unknown doomsday, which is determined to belong to Old Anatolian Turkish according to its orthographic features, and the change in belief in the apocalypse, in the context of this belief, thawab, sin, heaven, hell, etc. the development in his view of the cases will be examined.