(2) باب تَعْظِيمِ الدَّمِ
It was narrated that 'Abdullah said:
"The Messenger of Allah [SAW] said: 'The first matter concerning which judgment will be passed among the people will be bloodshed.'"
Reference: Sunan an-Nasa'i 3992
In-book reference: Book 37, Hadith 27
English translation: Vol. 5, Book 37, Hadith 3997