Al-Kāfi - The Book of Wills

18- عَلِيُّ بْنُ إِبْرَاهِي٠َ عَنْ أَبِيهِ عَنِ النَّوْفَلِيِّ عَنِ السَّكُونِيِّ عَنْ أَبِي عَبْدِ اللهِ (عَلَيْهِ السَّلا٠ِنِينَ صَلَوَاتُ اللهِ عَلَيْهِ ٠َنْ أَوْصَى وَلَ٠ْ يُضَارَّ كَانَ كَ٠َنْ تَصَدَّقَ بِهِ فِي حَيَاتِهِ. 18.

Ali ibn Ibrahim has narrated from his father from al-Nawfaliy from al-Sakuniy who has narrated the following: “Abu ‘Abd Allah (a.s.), has said that Amir al-Mu’minin has said, ‘If one makes a will without being unjust and harming anyone it is like giving it as charity in his lifetime.” شهور - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (23/101))