سَأَلْتُ أَبَا عَبْدِ اللَّهِ ع عَنْ رَجُلٍ أَرَادَ أَنْ يُعْتِقَ مَمْلُوكاً لَهُ وَ قَدْ كَانَ مَوْلَاهُ يَأْخُذُ مِنْهُ ضَرِيبَةً فَرَضَهَا عَلَيْهِ فِي كُلِّ سَنَةٍ وَ رَضِيَ بِذَلِكَ مِنْهُ الْمَوْلَى وَ رَضِيَ الْمَمْلُوكُ بِذَلِكَ فَأَصَابَ الْمَمْلُوكُ فِي تِجَارَتِهِ مَالًا سِوَى مَا كَانَ يُعْطِي مَوْلَاهُ مِنَ الضَّرِيبَةِ قَالَ فَقَالَ إِذَا أَدَّى إِلَى سَيِّدِهِ مَا كَانَ فَرَضَ عَلَيْهِ فَمَا اكْتَسَبَه
“I once asked abu ‘ Abd Allah (a.s.), about the case of a man who wants to free his slave. His master takes a certain amount of tax from him every year about which both the master and slave had happily agreed. The slave in business earns a certain amount of assets besides what he gives to his master as tax. He (the Ima