وَ رَوَى صَفْوَانُ بْنُ يَحْيَى عَنْ مُوسَى بْنِ بَكْرٍ عَنْ زُرَارَةَ عَنْ أَبِي جَعْفَرٍ ع قَالَ إِذَا أَتَى عَلَى الْغُلَامِ عَشْرُ سِنِينَ فَإِنَّهُ يَجُوزُ لَهُ فِي مَالِهِ مَا أَعْتَقَ أَوْ تَصَدَّقَ وَ أَوْصَى عَلَى حَدٍّ مَعْرُوفٍ وَ حَقٍّ فَهُوَ جَائِزٌ.
English translationBab Ul Qaim Publications
Hadith.5451 - Ṣafwan ibn Yahya narrated from Musa ibn Bakr from Zurarah from Abu Jafar Imam Muhammad ibn Ali Al-Baqir (as), who said: "When a boy reaches the age of ten, whatever he does with his wealth - whether he frees a slave, gives charity, or makes a will within reasonable limits and rightful matters - is valid."
Translation: Bab Ul Qaim Publications·Thaqalayn link·The Arabic above is the original.