Sunan an-Nasa'i, Hadith 4272 ⓘ
It was narrated that 'Adiyy bin Hatim said: "I asked the Messenger of Allah: 'I release my dog. He said: 'If you release your dog and mention the name of Allah, then eat. But it he has eaten some of it, the do not eats, for the caught it for himself. If you release your dog then you find another dog with it, then do not eat, for you said the name of Allah over your dog, and not over any other.""
أَخْبَرَنَا سُلَيْمَانُ بْنُ عُبَيْدِ اللَّهِ بْنِ عَمْرٍو الْغَيْلاَنِيُّ الْبَصْرِيُّ، قَالَ حَدَّثَنَا بَهْزٌ، قَالَ حَدَّثَنَا شُعْبَةُ، قَالَ حَدَّثَنَا عَبْدُ اللَّهِ بْنُ أَبِي السَّفَرِ، عَنْ عَامِرٍ الشَّعْبِيِّ، عَنْ عَدِيِّ بْنِ حَاتِمٍ، قَالَ سَأَلْتُ رَسُولَ اللَّهِ صلى الله عليه وسلم قُلْتُ أُرْسِلُ كَلْبِي . قَالَ " إِذَا أَرْسَلْتَ كَلْبَكَ فَسَمَّيْتَ فَكُلْ وَإِنْ أَكَلَ مِنْهُ فَلاَ تَأْكُلْ فَإِنَّمَا أَمْسَكَ عَلَى نَفْسِهِ وَإِذَا أَرْسَلْتَ كَلْبَكَ فَوَجَدْتَ مَعَهُ غَيْرَهُ فَلاَ تَأْكُلْ فَإِنَّكَ إِنَّمَا سَمَّيْتَ عَلَى كَلْبِكَ وَلَمْ تُسَمِّ عَلَى غَيْرِهِ " .
also referenced under: Book 42, Hadith 10 (In-Book) & Volume 5, Book 42, Hadith 4277 (DarusSalam)