ENOfficial
Jabir b. Samura reported God’s Messenger as saying, “This religion will not cease to endure with a company of the Muslims fighting on its behalf till the last hour comes.” Muslim transmitted it.
Source: sunnah.com
Other translations
Arabic
وَعَنْ جَابِرِ بْنِ سَمُرَةَ قَالَ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «لَنْ يَبْرَحَ هَذَا الدِّينُ قَائِمًا يُقَاتِلُ عَلَيْهِ عِصَابَةٌ مِنَ الْمُسْلِمِينَ حَتَّى تقوم السَّاعَة» . رَوَاهُ مُسلم
sunnah.com