Yahya related to me from Malik from Ibn Shihab from as-Sa'ib ibnYazid that he saw Umar ibn al-Khattab beating al-Munkadir for prayingafter asr. (ES)
USC-MSA web (English) reference: Book 15, Hadith 50 (ES)
Arabic reference (ES): Book 15, Hadith 522 (ES)