Sunan Ibn Majah 2646

It was narrated from 'Amr bin Shu'aib that :Abu Qatadah, a man from Banu Mudlij, killed his son, and 'Umar took one hundred camels from him, thirty Hiqqah, thirty Jadha'ah and forty Khalifah. Then he said: “Where is the brother of slain? I heard the Messenger of Allah (ﷺ) say: 'The killer does not inherit.'”