حَدَّثَنَا عَبْدُ الرَّزَّاقِ أَخْبَرَنَا مَعْمَرٌ عَنِ الزُّهْرِيِّ عَنْ سَالِمٍ عَنِ ابْنِ عُمَرَ أَنَّ رَسُولَ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ نَهَى أَنْ تُؤْكَلَ لُحُومُ الْأَضَاحِيِّ بَعْدَ ثَلَاثٍ
مسند امام احمد بن حنبل · Hadith 4900
it was narrated from lbn 'Umar that the Messenger of Allah (PBUH) foTbade eating the sacrificial meat after three days.
Translated by Dr. Muhammad Muhsin Khan · Reviewed by Islamic University of Madinah · Published March 2020