The Sufficient (Vol 1) · Hadith 276 (#Ḥadīth #8)
Chapter 10 | Chapter On Prohibition on Attributing to Allah What He Himself has not Done so
8ـ سَهْلٌ عَنْ مُحَمَّدِ بْنِ عَلِيٍّ الْقَاسَانِيِّ قَالَ كَتَبْتُ إِلَيْهِ أَنَّ مَنْ قِبَلَنَا قَدِ اخْتَلَفُوا فِي التَّوْحِيدِ قَالَ فَكَتَبَ سُبْحَانَ مَنْ لا يُحَدُّ وَلا يُوصَفُ لَيْسَ كَمِثْلِهِ شَيْءٌ وَهُوَ السَّمِيعُ الْبَصِيرُ.
8. Sahl has narrated from Muhammad ibn Ali al-Qasani (the right name is Ali ibn Muhammad, one of the companions of Imam abu al-Hassan al-Hadi, the tenth Imam who has said the following. “I wrote to the Imam explaining that people before us had differences on the issue of the Oneness of Allah.” The Imam wrote, “Glory belongs to Allah, Who can not be defined nor described. There is nothing similar to Him. He is All-hearing, All-seeing.”
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).