من لا يحضره الفقيه, volume 3, page 128

Hadith.3476 - Al-Qasim ibn Burayd narrated from Muhammad ibn Muslim, from Abu Ja'far Imam Muhammad ibn Ali Al-Baqir (as), regarding a mukatab (a slave under a contract of emancipation) who had a condition stipulated that if he failed to fulfill the contract, he would return to slavery. Imam (as) said: "Muslims are bound by their conditions."

Translation: Bab Ul Qaim Publications — attributed by Thaqalayn·The Arabic above is the original.

Hadith.3477 - Imam Jafar ibn Muhammad Al-Sadiq (as) was asked about a mukatab (a slave under a contract of emancipation). Imam (as) said: "What you have stipulated upon him is binding."

Translation: Bab Ul Qaim Publications — attributed by Thaqalayn·The Arabic above is the original.

Hadith.3478 - Commander of the Faithful Imam Ali ibn Abi Talib (as), ruled regarding a mukatabah (a female slave under a contract of emancipation) who passed away after having paid most of what was required of her and had given birth to a child during her contract. Imam (as) ruled that the child should be freed in proportion to the part of the mother that had been freed and remain in bondage in proportion to the part of the mother that was still in bondage.

Translation: Bab Ul Qaim Publications — attributed by Thaqalayn·The Arabic above is the original.

Hadith.3479 - Hammad narrated from al-Halabi, from Abu Abdullah (as), regarding a mukatab (a slave under a contract of emancipation) whose master stipulated that he should not marry without the master's permission until he fulfills his contract. Imam (as) said: "He should not marry without the master's permission, for they have their condition."

Translation: Bab Ul Qaim Publications — attributed by Thaqalayn·The Arabic above is the original.

Hadith.3480 - Jamil ibn Darraj narrated from Abu Abdullah (as), regarding a mukatab (a slave under a contract of emancipation) who dies after having paid part of his contract. He had a son from his bondwoman and left behind wealth. Imam (as) said: "His son shall pay the remaining amount of the contract, be freed, and inherit what remains."

Translation: Bab Ul Qaim Publications — attributed by Thaqalayn·The Arabic above is the original.