Sunan an-Nasa'i, Book 43, Hadith 82 (In-Book) ⓘ
It was narrated that Ibn 'Umar said; "I heard the Messenger of Allah say: 'May Allah curse the one who disfigures and animal. (Sahih )
أَخْبَرَنَا عَمْرُو بْنُ عَلِيٍّ، قَالَ حَدَّثَنَا يَحْيَى، قَالَ حَدَّثَنَا شُعْبَةُ، قَالَ حَدَّثَنِي الْمِنْهَالُ بْنُ عَمْرٍو، عَنْ سَعِيدِ بْنِ جُبَيْرٍ، عَنِ ابْنِ عُمَرَ، قَالَ سَمِعْتُ رَسُولَ اللَّهِ صلى الله عليه وسلم يَقُولُ " لَعَنَ اللَّهُ مَنْ مَثَّلَ بِالْحَيَوَانِ " .
also referenced under: Hadith 4442 (Reference) & Volume 5, Book 43, Hadith 4447 (DarusSalam)