It was narrated that 'Abdullah bin 'Amr said: "Killing a believer is more grievous before Allah than the extinction of the whole world"
Sahih MuqufSahih MuqufHasanBook 37 · Hadith 23
سنن النسائي
It was narrated that 'Abdullah bin 'Amr said: "Killing a believer is more grievous before Allah than the extinction of the whole world"