MP4 : Hazrat Ali (ra) is from the line of the Prophet David (pbuh)FLV : Hazrat Ali (ra) is from the line of the Prophet David (pbuh)MP4 FOR IPOD (edge) : Hazrat Ali (ra) is from the line of the Prophet David (pbuh)MP3 : Hazrat Ali (ra) is from the line of the Prophet David (pbuh)