Sahih Bukhari
Sahih Bukhari Volume 009, Book 083, Hadith Number 004.
Hadith Section/Book: Sahih Bukhari Sahih Bukhari Book 83. Blood Money (Ad-Diyat)
Narrated By 'Abdullah : The Prophet said, "The first cases to be decided among the people (on the Day of Resurrection) will be those of blood-shed."