(21) باب إِثْمِ مَنْ تَبَرَّأَ مِنْ مَوَالِيهِ
Narrated Ibn `Umar:
The Prophet (ﷺ) forbade the selling of the Wala' (of slaves) or giving it as a present. (ID)
Reference (ID): Sahih al-Bukhari 6756 (ID)
In-book reference (ID): Book 85, Hadith 33 (ID)
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 8, Book 80, Hadith 748 (ID)