صحيح مسلم 4332

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

Rapporté par Shu'ba : « Celui qui affranchit une part d’un esclave doit lui assurer la liberté complète à partir de ses biens. »