Sunan Ibn Majah 191
سنن ابن ماجه#191Sahihحَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا وَكِيعٌ، عَنْ سُفْيَانَ، عَنْ أَبِي الزِّنَادِ، عَنِ الأَعْرَجِ، عَنْ أَبِي هُرَيْرَةَ، قَالَ قَالَ رَسُولُ اللَّهِ ـ صلى الله عليه وسلم ـ " إِنَّ اللَّهَ يَضْحَكُ إِلَى رَجُلَيْنِ يَقْتُلُ أَحَدُهُمَا الآخَرَ كِلاَهُمَا دَخَلَ الْجَنَّةَ يُقَاتِلُ هَذَا فِي سَبِيلِ اللَّهِ فَيُسْتَشْهَدُ ثُمَّ يَتُوبُ اللَّهُ عَلَى قَاتِلِهِ فَيُسْلِمُ فَيُقَاتِلُ فِي سَبِيلِ اللَّهِ فَيُسْتَشْهَدُ " .
It was narrated that Abu Hurairah said:"The Messenger of Allah said: 'Allah will laugh at two persons- one of them kills the other, and both of them enter Paradise, for the first one fought in the cause of Allah and was martyred, then his killer repented to Allah and became Muslim, then he also fought in the cause of Allah and was martyred
Scholarly Authentication
The label above is the grade most of these scholars gave, each scholar counted once — 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. When they judged only its chain of narrators (“Isnaad”), the label says “Sound chain”. Each scholar's own wording:
Our source also lists this ruling under Muhammad Fouad Abd al-Baqi, the editor of the printed edition it was taken from. It is al-Albani's ruling printed again, so it is counted once.