حَدَّثَنَا هِشَامُ بْنُ عَمَّارٍ، حَدَّثَنَا حَاتِمُ بْنُ إِسْمَاعِيلَ، عَنْ عَبْدِ الرَّحْمَنِ بْنِ عَيَّاشٍ، عَنْ عَمْرِو بْنِ شُعَيْبٍ، عَنْ أَبِيهِ، عَنْ جَدِّهِ، ‏.‏ أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَضَى أَنَّ عَقْلَ أَهْلِ الْكِتَابَيْنِ نِصْفُ عَقْلِ الْمُسْلِمِينَ وَهُمُ الْيَهُودُ وَالنَّصَارَى ‏.‏

It was narrated from 'Amr bin Shu'aib, from his grandfather, that : the Messenger of Allah (PBUH) ruled that the blood money for the people of the book is half of that of the blood money for the Muslims, and they are the Jews and Christians. Translation Not Available

Book Ref: Sunan Ibn Majah Book 21 Hadith 2644
Web Ref:  Sunan Ibn Majah Vol 3 Book 21 Hadith 2644