Abu ’Ubaidah al-Jarrah (RAA) narrated, ‘I heard the Messenger of Allah (ﷺ) say, “Muslims must respect the protection granted (to a non-Muslim) by other Muslims.” Related by Ibn Abi Shaibah and Ahmad with a weakness in its chain of narrators.

وَعَنْ أَبِي عُبَيْدَةَ بْنِ اَلْجَرَّاحِ ‏- رضى الله عنه ‏- قَالَ: سَمِعْتُ رَسُولَ اَللَّهِ ‏- صلى الله عليه وسلم ‏-يَقُولُ: {

يُجِيرُ عَلَى اَلْمُسْلِمِينَ بَعْضُهُمْ

} أَخْرَجَهُ ابْنُ أَبِي شَيْبَةَ, وَأَحْمَدُ, وَفِي إِسْنَادِهِ ضَعْفٌ [1]‏ .‏