When the verse was revealed:" Do not raise your voice louder than the voice of the Apostle," no mention was made of Sa'd b, Mu'adh in it.
Sahih Muslim Book 1, Hadith 223
← Previous Hadith Thabit b. Qais was the orator of the Ansar, when this verse was revealed: the rest of the hadith is the same with the exception that there is no mention of Sa'd b. Mu'adh in it.

Sahih Muslim Book 1, Hadith 222 Next Hadith → We observed a man, one of the dwellers of Paradise, walking about amongst us.

Sahih Muslim Book 1, Hadith 224