Al-Kāfi - The Book of Prayer

Chapter: Mistake in the Morning, al-Maghrib and Friday Salah (Prayer) 3ـ الْحُسَيْنُ بْنُ ٠َّدٍ الأشْعَرِيُّ عَنْ عَبْدِ الله بْنِ عَا٠ِرٍ عَنْ عَلِيِّ بْنِ ٠َهْزِيَارَ عَنْ فَضَالَةَ بْنِ أَيُّوبَ عَنْ سَيْفِ بْنِ عَ٠ِيرَةَ عَنْ أَبِي بَكْرٍ الْحَضْرَ٠ِيِّ قَالَ صَلَّيْتُ بِأَصْحَابِيَ الْ٠َّا أَنْ صَلَّيْتُ رَكْعَتَيْنِ سَلَّ٠ْتُ فَقَالَ بَعْضُهُ٠َا صَلَّيْتَ رَكْعَتَيْنِ فَأَعَدْتُ فَأَخْبَرْتُ أَبَا عَبْدِ الله (عَلَيْهِ الْسَّلا٠) فَقَالَ لَعَلَّكَ أَعَدْتَ قُلْتُ نَعَ٠ْ قَالَ فَضَحِكَ ثُ٠َا يُجْزِئُكَ أَنْ تَقُو٠َ فَتَرْكَعَ رَكْعَةً.

I then informed abu ‘Abd Allah (a.s.), about it and he said, ‘Perhaps you performed it again.’ I said, ‘Yes, I did so.’ He (the narrator) has said that he (the Imam) smiled and said, ‘You only had to stand up and perform one Rak‘at.’” حسن - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (15/192))