(45) The Book of Oaths (qasamah), Retaliation and Blood Money
كتاب القسامة
(10, 11) Chapter: Retaliating Against The Master For The Slave
(10, 11) باب الْقَوَدِ مِنَ السَّيِّدِ لِلْمَوْلَى ‏‏
Sunan an-Nasa'i 4738 
It was narrated that Samurah said:
"The Prophet said: 'Whoever kills his slave, we will kill him, and whoever mutilates his slave, we will mutilate him."'
أَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا أَبُو عَوَانَةَ، عَنْ قَتَادَةَ، عَنِ الْحَسَنِ، عَنْ سَمُرَةَ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم ‏ "‏ مَنْ قَتَلَ عَبْدَهُ قَتَلْنَاهُ وَمَنْ جَدَعَ عَبْدَهُ جَدَعْنَاهُ ‏"‏ ‏.‏
Grade :  Hasan (Darussalam)
Reference : Sunan an-Nasa'i 4738
In-book reference : Book 45, Hadith 33
English translation : Vol. 5, Book 45, Hadith 4742