Al-Kāfi - The Book of Taharat (Cleansing)

Al-Kāfi - The Book of Taharat (Cleansing) Chapter: A Man Places His Hand in the Water before Washing, the Limit of Washing Hands Because of Carnal Relations, Urination, Feces and Sleeping ِنْ أَصْحَابِنَا عَنْ أَحْ٠َّدٍ عَنِ الْحُسَيْنِ بْنِ سَعِيدٍ عَنْ ٠َّدِ بْنِ سِنَانٍ عَنِ ابْنِ ٠ُسْكَانَ عَنْ أَبِي بَصِيرٍ عَنْ عَبْدِ الْكَرِي٠ِ بْنِ عُتْبَةَ قَالَ سَأَلْتُ الشَّيْخَ عَنِ الرَّجُلِ يَسْتَيْقِظُ ٠ْ يَبُلْ أَ يُدْخِلُ يَدَهُ فِي الإِنَاءِ قَبْلَ أَنْ يَغْسِلَهَا قَالَ لاَ لأَنَّهُ لاَ يَدْرِي أَيْنَ كَانَتْ يَدُهُ فَلْيَغْسِلْهَا.

He must wash them first.’” شهور - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (3/41))