Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
bayhaqi:15941 – Abū ʿAbd al-Raḥman al-Sulamī > ʿAlī b. ʿUmar al-Ḥāfiẓ > Ibn al-Junayd > Ziyād b. Ayyūb > al-Qāsim b. Mālik > Layth > al-Ḥakam > ʿAlī

[Machine] And the son of Abbas (may Allah be pleased with him) said: When a free person intentionally kills a slave, it is considered qawad (a blood price paid to the family of the deceased). Ali (may Allah be pleased with him) said: No argument can be made against it, because it is predestined.  

البيهقي:١٥٩٤١ – وَأَخْبَرَنِي أَبُو عَبْدِ الرَّحْمَنِ السُّلَمِيُّ أنبأ عَلِيُّ بْنُ عُمَرَ الْحَافِظُ ثنا ابْنُ الْجُنَيْدِ ثنا زِيَادُ بْنُ أَيُّوبَ ثنا الْقَاسِمُ بْنُ مَالِكٍ ثنا لَيْثٌ عَنِ الْحَكَمِ قَالَ قَالَ عَلِيٌّ

وَابْنُ عَبَّاسٍ ؓ ا إِذَا قَتَلَ الْحُرُّ الْعَبْدَ مُتَعَمِّدًا فَهُوَ قَوَدٌ قَالَ عَلِيٌّ لَا تَقُومُ بِهِ حُجَّةٌ؛ لِأَنَّهُ مُرْسَلٌ  

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Collected by Suyūṭī
suyuti:4-2702b – al-Ḥakm
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السيوطي:٤-٢٧٠٢b –

"عَنِ الْحَكمِ قَالَ: قَالَ عَلِىٌّ وَابْنُ عَبَّاسٍ: إِذَا قَتَلَ الْحُرُّ الْعَبْدَ مُتَعَمِّدًا فَهُوَ قَوَدٌ".  

[قط] الدارقطنى في السنن [ق] البيهقى في السنن وقالا: هذا منقطع لا يقوم به حجة