Al-Kāfi - The Book of Wills

Chapter: Al-Mudabbar (the Slave for whose Freedom Death of the Master is a Condition) is from One Third of the Legacy َّدُ بْنُ يَحْيَى عَنْ ٠َّدِ بْنِ الْحُسَيْنِ عَنْ عَلِيِّ بْنِ الْحَكَ٠ِ عَنِ الْعَلاءِ بْنِ رَزِينٍ عَنْ ٠ٍ عَنْ أَبِي عَبْدِ اللهِ (عَلَيْهِ السَّلا٠ِنَ الثُّلُثِ وَقَالَ لِلرَّجُلِ أَنْ يَرْجِعَ فِي ثُلُثِهِ إِنْ كَانَ أَوْصَى فِي صِحَّةٍ أَوْ ٠3.

Muhammad ibn Yahya has narrated from Muhammad ibn al-Husayn from Ali ibn al-Hakam from al-‘Ala’ ibn Razin from Muhammad ibn Muslim who has narrated the following: “Abu ‘Abd Allah (a.s.), has said that al-Mudabbar is from one-third of the legacy.’ He (the Imam) said, ‘One can change his will about one-third of his legacy regardless of whether one is ill or in good health.’” صحيح - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (3/37))