Muwatta Malik 1613
موطأ مالك#1613Sahihوَحَدَّثَنِي عَنْ مَالِكٍ، عَنْ نُعَيْمِ بْنِ عَبْدِ اللَّهِ الْمُجْمِرِ، عَنْ أَبِي هُرَيْرَةَ، أَنَّهُ قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " عَلَى أَنْقَابِ الْمَدِينَةِ مَلاَئِكَةٌ لاَ يَدْخُلُهَا الطَّاعُونُ وَلاَ الدَّجَّالُ
Yahya related to me from Malik from Nuaym ibn Abdullah al-Mujmir that Abu Hurayra said, "The Messenger of Allah, may Allah bless him and grant him peace, said, 'There are angels at the entries of Madina, and neither plague nor the Dajjal will enter it
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 45:16