Jami` at-Tirmidhi 1549
جامع الترمذي#1549Da'ifحَدَّثَنَا مُحَمَّدُ بْنُ يَحْيَى الْعَدَنِيُّ الْمَكِّيُّ، - وَيُكْنَى بِأَبِي عَبْدِ اللَّهِ الرَّجُلُ الصَّالِحُ هُوَ ابْنُ أَبِي عُمَرَ حَدَّثَنَا سُفْيَانُ بْنُ عُيَيْنَةَ عَنْ عَبْدِ الْمَلِكِ بْنِ نَوْفَلِ بْنِ مُسَاحِقٍ عَنِ ابْنِ عِصَامٍ الْمُزَنِيِّ عَنْ أَبِيهِ وَكَانَتْ لَهُ صُحْبَةٌ قَالَ كَانَ رَسُولُ اللَّهِ صلى الله عليه وسلم إِذَا بَعَثَ جَيْشًا أَوْ سَرِيَّةً يَقُولُ لَهُمْ " إِذَا رَأَيْتُمْ مَسْجِدًا أَوْ سَمِعْتُمْ مُؤَذِّنًا فَلاَ تَقْتُلُوا أَحَدًا " . قَالَ أَبُو عِيسَى هَذَا حَدِيثٌ حَسَنٌ غَرِيبٌ وَهُوَ حَدِيثُ ابْنِ عُيَيْنَةَ .
Narrated Ibn 'Asim Al-Muzani:From his father and he was a Companion who said: "When the Messenger of Allah (ﷺ) dispatched any army or battalion, he would say to them: 'If you see a Masjid, or hear someone calling the Adhan, then do not kill anyone
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: 21:2