Al-Kāfi - The Book of Wills

Chapter: The Matters Permissible in Endowment, Charity, Gift, Present, Providing Conditional Housing and Matters Permissible or otherwise for a Child and others َّدُ بْنُ يَحْيَى عَنْ ٠َّدِ بْنِ الْحُسَيْنِ عَنْ صَفْوَانَ عَنِ الْعَلاءِ عَنْ ٠) أَنَّهُ سُئِلَ عَنْ رَجُلٍ كَانَتْ لَهُ جَارِيَةٌ فَ‏آذَتْهُ ا٠ْرَأَتُهُ فِيهَا فَقَالَ هِيَ عَلَيْكِ صَدَقَةٌ فَقَالَ إِنْ كَانَ قَالَ ذَلِكَ للهِ عَزَّ وَجَلَّ فَلْيُ٠ْضِهَا وَإِنْ كَانَ لَ٠ْ يَقُلْ فَلَهُ أَنْ يَرْجِعَ إِنْ شَاءَ فِيهَا.

Thus, he says, ‘She is charity for you.’ One of the two Imam, (abu Ja‘far or abu ‘Abd Allah), ‘Alayhim al- Salam, has said, ‘If he has done so for the sake of Allah, most Majestic, most Glorious, he must comply with what he has said, but if he did not say it for the sake of Allah, he can reverse his decision.’” صحيح - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (3/53))