Arabic (Original)
حَدَّثَنَا يَحْيَى عَنْ عُبَيْدِ اللَّهِ أَخْبَرَنِي نَافِعٌ عَنِ ابْنِ عُمَرَ عَنْ النَّبِيِّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ مَنْ حَمَلَ عَلَيْنَا السِّلَاحَ فَلَيْسَ مِنَّا.
English Translation
Yahya narrated to us, from 'Ubaydullah: Nafi' told me, from Ibn 'Umar, from the Prophet, peace and blessings be upon him, who said: "Whoever takes up arms against us is not one of us."