مSahih MuslimHadith 148aSahihNarrated by It isصحيح مسلمرقم ١٤٨a
حَدَّثَنِي زُهَيْرُ بْنُ حَرْبٍ، حَدَّثَنَا عَفَّانُ، حَدَّثَنَا حَمَّادٌ، أَخْبَرَنَا ثَابِتٌ، عَنْ أَنَسٍ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ " لاَ تَقُومُ السَّاعَةُ حَتَّى لاَ يُقَالَ فِي الأَرْضِ اللَّهُ اللَّهُ " .
It is narrated on the authority of Anas that verily the Messenger of Allah (ﷺ) said:"The Hour (Resurrection) will not occur until 'Allah, Allah' is not said on earth
مSahih MuslimHadith 2949SahihNarrated by Abdullahصحيح مسلمرقم ٢٩٤٩
Abdullah reported Allah's Apostle (ﷺ) as saying:The Last Hour would affect (most terribly) the wicked persons
Grades by collection
Sahih al-Bukhari451
Sahih Muslim464
Sunan Abi Dawud151
Jami' at-Tirmidhi338
Sunan an-Nasa'i50
Sunan Ibn Majah437
Muwatta Malik8
al-Mustadrak (al-Hakim)627
Musnad Ahmad716
Sunan ad-Darimi21
Kitab al-Fitan (Nu'aym ibn Hammad)1,988
SahihHasanDa'if (weak)Ungraded
Bukhari and Muslim are sahih by inclusion. For the others the bar follows al-Albani's verdict where he graded, then Zubair Ali Zai. Every verdict is on each card.