"
Dozens of hands shoot into the air. Men, young and
old, in Western suits and white thobes, some leftists,
others Islamists and tribal followers, all pledge
themselves to one of the fastest-growing Islamic
movements now sweeping the Middle East – Dawah
and Tabligh..."
http://www.csmonitor.com/World/2015/1206/The-mysterious-Islamic-movement-quietly-sweeping-the-Middle-East