Sahih Muslim | Book 9 | Hadith Number 3602
Narrated by Abu Huraira (Allah be pleased with him)
Abu Huraira (Allah be pleased with him) reported Allah's Messenger (may peace be upon him) as saying: If anyone emancipates a Muslim slave, Allah will set free from Hell an
organ of his body for every organ of his (slave's) body.
organ of his body for every organ of his (slave's) body.