What did the Prophet Muhammad (saw) say when he observed a man praying two rak`at after the Iqama had been pronounced?
 Narrated Malik Ibn Buhaina:                     Allah's Apostle passed by a man praying two rak`at after the Iqama (had been pronounced). When Allah's Apostle completed the prayer, the people gathered around him (the Prophet) or that man and Allah's Apostle said to him (protesting), Are there four rak`at in Fajr prayer? Are there four rak`at in Fajr prayer?"