Yahya related to me from Malik that he had heard that Umar ibnal-Khattab set aside an area near the mosque called al-Butayha andsaid, "Whoever wishes to talk nonsense or recite poetry or raise hisvoice should go to that area." (ES)
USC-MSA web (English) reference: Book 9, Hadith 96 (ES)
Arabic reference (ES): Book 9, Hadith 428 (ES)