Musannaf Ibn Abi Shaybah

Hazrat Ibn Umar (may Allah be pleased with both of them) did not consider there to be any harm in making a contract of manumission (mukatabat) in exchange for the service of a slave.

Hazrat Nafi' narrates that Hazrat Hafsa (may Allah be pleased with her) made one of her slaves a mukatab (contracted for freedom) in return for his service.

Hazrat Abu Barzah made one of his slaves a mukatab in exchange for a servant slave.

Ibrahim says that there is no harm in making a slave a mukatab (contracted for freedom) in exchange for servant slaves.

Hazrat Saeed bin Jubair says that there is no harm in making a slave a mukatab (contracted for freedom) in exchange for servant slaves.

Hasan and Ibn Sirin both did not see any harm in emancipating a slave in exchange for servant slaves.

Hazrat Sha'bi says that there is no harm in making a slave a mukatab (contracted for freedom) in exchange for the service of other slaves.

Hazrat Ibn Abbas (may Allah be pleased with both of them) says that there is no harm in making the slave of a servant a mukatab (contracted for freedom).

Hazrat Ikrimah bin Khalid Makhzumi narrates that a man appointed his slave as a mukatab (contracted for freedom) to serve two slaves; both of them practiced the same profession. Both of them brought their case before Hazrat Umar (may Allah be pleased with him). He gave this verdict: If he does not bring you such slaves who know that profession, then make him a slave again.

Hazrat Zuhri says that it is to make one’s slave a mukatab (contracted for freedom) in exchange for another slave for a specified period.

Hazrat Umar bin Abdul Aziz considered it permissible to establish a contract of emancipation (mukatabat) in exchange for slaves of equal service, without any debt. This was also the opinion of Hazrat Qatadah.

Hazrat Ubaidullah bin Abi Bakr bin Anas (may Allah be pleased with him) says that this is, according to us, the contract of emancipation (mukatabat) of Sirin. Hazrat Anas bin Malik (may Allah be pleased with him) also made such a contract of emancipation. He made his slave enter into a contract of emancipation in exchange for a specific amount of wealth and two such slaves who used to work for him.