(25) باب مَا يُسْتَعَاذُ مِنْهُ فِي الصَّلاَةِ
Abu Huraira reported that the Messenger of Allah (ﷺ) used to seek refuge from the torment of the grave, torment of Hell and the trial of Dajjal.
Reference: Sahih Muslim 588 g
In-book reference: Book 5, Hadith 169
USC-MSA web (English) reference(deprecated numbering scheme): Book 4, Hadith 1224