The target phrase translates to: "Mudabarah, which is what is cu...
الْمُدَابَرَةُ وَهِيَ مَا قُطِعَ مِنْ مُؤَخَّرِ أُذُنِهَا
Sunan an-Nasa'i al-Kubra, Book of Sacrifices(view book)
Sunan an-Nasa'i al-Kubra 4447
Abū Dāwud > al-Ḥasan b. Muḥammad b. Aʿyan > Zuhayr > Abū Isḥāq > Shurayḥ b. al-Nuʿmān
The Messenger of Allah ﷺ instructed us to check the eyes and ears, and not to sacrifice any animal whose ears are slit in two lengthwise, any animal that has a round hole in its ear as a distinguishing mark, any animal that has the edge of its ears cut, or any animal whose ears were slit from the back.
أَخْبَرَنَا أَبُو دَاوُدَ قَالَ حَدَّثَنَا الْحَسَنُ بْنُ مُحَمَّدِ بْنِ أَعْيَنَ قَالَ حَدَّثَنَا زُهَيْرٌ قَالَ حَدَّثَنَا أَبُو إِسْحَاقَ عَنْ شُرَيْحِ بْنِ النُّعْمَانِ قَالَ أَبُو إِسْحَاقَ وَكَانَ رَجُلَ صِدْقٍ عَنْ عَلِيٍّ قَالَ
«أَمَرَنَا رَسُولُ اللهِ ﷺ أَنْ نَسْتَشْرِفَ الْعَيْنَ وَالْأُذُنَ وَأَنْ لَا نُضَحِّيَ بِعَوْرَاءَ وَلَا مُقَابَلَةٍ وَلَا مُدَابَرَةٍ وَلَا شَرْقَاءَ وَلَا خَرْقَاءَ»