(12) باب مَنْ أَعْتَقَ شِرْكًا لَهُ فِي عَبْدٍ
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."
Reference: Sahih Muslim 1503 d
In-book reference: Book 27, Hadith 80
USC-MSA web (English) reference(deprecated numbering scheme): Book 15, Hadith 4109