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:19255 – Abū Naṣr b. Qatādah > Abū ʿAmr b. Nujayd > Abū Muslim > ʿAbd al-Raḥman b. Ḥammād > Saʿīd b. Abū ʿArūbah > Qatādah > Anas

[Machine] The slaughter after the sacrifice is two days.  

البيهقي:١٩٢٥٥ – أَخْبَرَنَا أَبُو نَصْرِ بْنُ قَتَادَةَ أنبأ أَبُو عَمْرِو بْنُ نُجَيْدٍ أنبأ أَبُو مُسْلِمٍ ثنا عَبْدُ الرَّحْمَنِ بْنُ حَمَّادٍ ثنا سَعِيدُ بْنُ أَبِي عَرُوبَةَ عَنْ قَتَادَةَ عَنْ أَنَسٍ ؓ قَالَ

الذَّبْحُ بَعْدَ النَّحْرِ يَوْمَانِ