The Sufficient (Vol 3) · Hadith 79 (#Ḥadīth #5)
Chapter 12 | Expressions to Say When Entering a Lavatory and When Coming Out
5ـ عَلِيُّ بْنُ إِبْرَاهِيمَ عَنْ مُحَمَّدِ بْنِ عِيسَى عَنْ يُونُسَ عَنْ بَعْضِ أَصْحَابِنَا عَنْ أَبِي عَبْدِ الله (عَلَيْهِ الْسَّلام) قَالَ نَهَى رَسُولُ الله (صلّى اللهُ عَلَيْهِ وَآلِه) أَنْ يَسْتَنْجِيَ الرَّجُلُ بِيَمِينِهِ.
5. Ali ibn Ibrahim has narrated from Muhammad ibn ‘Isa from Yunus from certain persons of our people who has said the following: “Abu ‘Abd Allah , has said that the Holy Prophet prohibited using one’s right hand to wash one’s buttocks and urethra.”
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).