Sahih
Muslim
صحيح مسلم
27
The Book of Oaths
كتاب الأيمان
Chapter 12: One who frees his share in a slave
باب مَنْ أَعْتَقَ شِرْكًا لَهُ فِي عَبْدٍ
Sahih Muslim 1503 d
This hadith has been narrated on the authority of Shu'ba with the same chain of transmitters (and the words are)
" He who emancipates a portion in a slave, he should (secure full) freedom for him from his property."وَحَدَّثَنَا عُبَيْدُ اللَّهِ بْنُ مُعَاذٍ، حَدَّثَنَا أَبِي، حَدَّثَنَا شُعْبَةُ، بِهَذَا الإِسْنَادِ قَالَ " مَنْ أَعْتَقَ شَقِيصًا مِنْ مَمْلُوكٍ فَهُوَ حُرٌّ مِنْ مَالِهِ " .
Grade: Sahih