"Except those who repent and believe (in the Islamic Monotheism) and do righteous deeds, for those, Allah will change their sins into good deeds, and Allah is Oft-Forgiving, Most Merciful." (V.25:70)

Sahih al-Bukhari · Book 65 · Hadith 4766

حَدَّثَنَا عَبْدَانُ، أَخْبَرَنَا أَبِي، عَنْ شُعْبَةَ، عَنْ مَنْصُورٍ، عَنْ سَعِيدِ بْنِ جُبَيْرٍ، قَالَ أَمَرَنِي عَبْدُ الرَّحْمَنِ بْنُ أَبْزَى أَنْ أَسْأَلَ ابْنَ عَبَّاسٍ، عَنْ هَاتَيْنِ الآيَتَيْنِ، ‏{‏وَمَنْ يَقْتُلْ مُؤْمِنًا مُتَعَمِّدًا‏}‏، فَسَأَلْتُهُ فَقَالَ لَمْ يَنْسَخْهَا شَىْءٌ‏.‏ وَعَنْ ‏{‏وَالَّذِينَ لاَ يَدْعُونَ مَعَ اللَّهِ إِلَهًا آخَ…

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, "N…