The Book of Prayers (Kitab Al-Salat)

Muslim :: Book 4 : Hadith 1098

Zaid b. Arqam reported: We used to talk while engaged in prayer and a person talked with a companion on his side in prayer till (this verse) was revealed:" And stand before Allah in devout obedience" (ii, 238) and we were commanded to observe silence (in prayer) and were forbidden to speak.

Source materials are from the University of Southern California MSA site
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