“The first matter concerning which judgment will be passed among the people on the Day of Resurrection will be bloodshed.” (Using translation from Ibn Mājah 2615)
قَالَ رَسُولُ اللهِ ﷺ أَوَّلُ مَا يُقْضَى بَيْنَ النَّاسِ يَوْمَ الْقِيَامَةِ فِي الدِّمَاءِ