It is narrated from Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) that the Prophet (peace and blessings be upon him) said: "Al-wala' (the bond between a freed slave and his former master) is a strong bond like the bond of lineage; it can neither be sold nor given away as a gift (hibah)." This hadith has a sahih (authentic) chain of narration, but the two Shaykhs (Bukhari and Muslim) did not record it.

It is narrated from Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) that the Prophet (peace and blessings be upon him) said: "Al-wala' (the bond of patronage) is a part of lineage; it can neither be sold nor given to anyone as a gift."