حَدَّثَنَا مُسَدَّدٌ، حَدَّثَنَا جُوَيْرِيَةُ بْنُ أَسْمَاءَ، عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ ـ رضى الله عنهما ـ عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ ‏"‏ مَنْ أَعْتَقَ شِرْكًا لَهُ فِي مَمْلُوكٍ وَجَبَ عَلَيْهِ أَنْ يُعْتِقَ كُلَّهُ، إِنْ كَانَ لَهُ مَالٌ قَدْرَ ثَمَنِهِ يُقَامُ قِيمَةَ عَدْلٍ وَيُعْطَى شُرَكَاؤُهُ حِصَّتَهُمْ وَيُخَلَّى سَبِيلُ الْمُعْتَقِ ‏"‏‏.‏
Translation
Narrated Abu Huraira

The Prophet (ﷺ) said, "Whoever manumits his share of a jointly possessed slave, it is essential for him to manumit the slave completely if he has sufficient money. Otherwise he should look for some work for the slave (to earn what would enable him to emancipate himself), without overburdening him with work."