Sahih Bukhari

Narrated Sa`id bin Jubair:`Abdur-Rahman bin Abza ordered me to ask Ibn `Abbas regarding the two Verses (the first of which was ): ""And whosoever murders a believer intentionally."" (4.93) So I asked him, and he said, ""Nothing has abrogated this Verse."" About (the other Verse): 'And those who invoke not with Allah any other god.' he said, ""It was revealed concerning the pagans