(37, 38) باب كَمْ دِيَةُ الْكَافِرِ
It was narrated from 'Amr bin Shu'aib, from his father, from 'Abdullah bin 'Amr, that the Messenger of Allah said:
"The blood money for a disbeliever is half the blood money for the believer." (Hassan)
Reference: Sunan an-Nasa'i 4807
In-book reference: Book 45, Hadith 102
English translation: Vol. 5, Book 45, Hadith 4811