Man Lā Yaḥḍuruh al-Faqīh

Hadith 57
slavery-captives
3477 - وَ سُئِلَ اَلصَّادِقُ عَلَيْهِ اَلسَّلاَمُ عَنِ اَلْمُكَاتَبِ فَقَالَ "يَجُوزُ عَلَيْهِ مَا شَرَطْتَ عَلَيْهِ ".
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."
Source: Shaykh Muḥammad b. ʿAlī al-Ṣaduq