مَا كَانَ لِأَهۡلِ ٱلۡمَدِينَةِ وَمَنۡ حَوۡلَهُم مِّنَ ٱلۡأَعۡرَابِ أَن يَتَخَلَّفُواْ عَن رَّسُولِ ٱللَّهِ وَلَا يَرۡغَبُواْ بِأَنفُسِهِمۡ عَن نَّفۡسِهِۦۚ ذَٰلِكَ بِأَنَّهُمۡ لَا يُصِيبُهُمۡ ظَمَأٞ وَلَا نَصَبٞ وَلَا مَخۡمَصَةٞ فِي سَبِيلِ ٱللَّهِ وَلَا يَطَـُٔونَ مَوۡطِئٗا يَغِيظُ ٱلۡكُفَّارَ وَلَا يَنَالُونَ مِنۡ عَدُوّٖ نَّيۡلًا إِلَّا كُتِبَ لَهُم بِهِۦ عَمَلٞ صَٰلِحٌۚ إِنَّ ٱللَّهَ لَا يُضِيعُ أَجۡرَ ٱلۡمُحۡسِنِينَ

Maa kaana li ahlil Madeenati wa man hawlahum minal A'raabi ai yatakhallafoo 'ar-Rasoolil laahi wa laa yarghaboo bi anfusihim 'an nafsih; zaalika bi annahum laa yuseebuhum zama unw wa laa nasabunw wa laa makhmasatun fee sabeelil laahi wa laa yata'oona mawti'ai yagheezul kuffaara wa laa yanaaloona min 'aduwwin nailan illaa kutiba lahum bihee 'amalun saalih; innal laaha laa yudee'u ajral muhsineen

It was not fitting for the people of Medina and the Bedouin Arabs of the neighbourhood, to refuse to follow Allah's Messenger, nor to prefer their own lives to his: because nothing could they suffer or do, but was reckoned to their credit as a deed of righteousness,- whether they suffered thirst, or fatigue, or hunger, in the cause of Allah, or trod paths to raise the ire of the Unbelievers, or received any injury whatever from an enemy: for Allah suffereth not the reward to be lost of those who do good;-

— At-Taubah (ٱلتَّوْبَة), 9:120