Al-Kāfi - The Book of Oaths, Vows and Expiations

Al-Kāfi - The Book of Oaths, Vows and Expiations Chapter: Making an Exception in an Oath َّدٍ عَنْ عَلِيِّ بْنِ الْحَسَنِ عَنْ عَلِيِّ بْنِ أَسْبَاطٍ عَنِ الْحُسَيْنِ بْنِ زُرَارَةَ قَالَ سَأَلْتُ أَبَا عَبْدِ اللهِ (عَلَيْهِ السَّلا٠) عَنْ قَوْلِ اللهِ عَزَّ وَجَلَّ وَاذْكُرْ رَبَّكَ إِذا نَسِيتَ فَقَالَ إِذَا حَلَفْتَ عَلَى يَ٠ِينٍ وَنَسِيتَ أَنْ تَسْتَثْنِيَ فَاسْتَثْنِ إِذَا ذَكَرْتَ.

speak of your Lord if you forget.’ He (the Imam) said, ‘It is when you take an oath and forget to make the exception (saying if Allah so wills), then you must make the exception when you remember.’” جهول - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (4/330))