It was narrated that Mughirah bin Shu'bah said:
"The Messenger of Allah (ﷺ) ruled that the blood money must be paid by the 'Aqilah." (ID)
English reference (ID): Vol. 3, Book 21, Hadith 2633 (ID)
Arabic reference (ID): Book 21, Hadith 2735 (ID)