Sunan Abi Dawud 1520
سنن أبي داود#1520Sahihحَدَّثَنَا يَزِيدُ بْنُ خَالِدٍ الرَّمْلِيُّ، حَدَّثَنَا ابْنُ وَهْبٍ، حَدَّثَنَا عَبْدُ الرَّحْمَنِ بْنُ شُرَيْحٍ، عَنْ أَبِي أُمَامَةَ بْنِ سَهْلِ بْنِ حُنَيْفٍ، عَنْ أَبِيهِ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " مَنْ سَأَلَ اللَّهَ الشَّهَادَةَ صَادِقًا بَلَّغَهُ اللَّهُ مَنَازِلَ الشُّهَدَاءِ وَإِنْ مَاتَ عَلَى فِرَاشِهِ " .
Sahl b. Hunaif reported:The Messenger of Allah (ﷺ) said: If anyone asks Allah for martyrdom sincerely, Allah will make him reach the ranks of martyrs even if he died on his bed
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: 8:105