Sahih Muslim

Sahih Muslim, Hadith 1769b

Book 32: The Book of Jihad and Expeditions
Chapter 22: Chapter: Permissibility of fighting those who break a treaty; Permissibility of letting besieged people surrender, subject to the judgement of a just person who is qualified to pass judgement

باب جَوَازِ قِتَالِ مَنْ نَقَضَ الْعَهْدَ وَجَوَازِ إِنْزَالِ أَهْلِ الْحِصْنِ عَلَى حُكْمِ حَاكِمٍ عَدْلٍ أَهْلٍ لِلْحُكْمِ

Sahih Muslim 1769bBook 32, Hadith 80

وَحَدَّثَنَا أَبُو كُرَيْبٍ، حَدَّثَنَا ابْنُ نُمَيْرٍ، حَدَّثَنَا هِشَامٌ، قَالَ قَالَ أَبِي فَأُخْبِرْتُ أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ ‏"‏ لَقَدْ حَكَمْتَ فِيهِمْ بِحُكْمِ اللَّهِ عَزَّ وَجَلَّ ‏"‏ ‏.‏

It has been narrated on the authority of Hisham (who learnt it from his father) that the Messenger of Allah (ﷺ) said (to Sa'd):

You have adjudged their case with the judgment of God. the Exalted and Glorified.

Read it in place: 32. The Book of Jihad and Expeditions