1) Gesture of respect 
Sujūd (سُجود, sʊˈdʒuːd), or sajdah (سجدة, pron), is an Arabic word meaning prostration to God (Arabic: الله Allah) in the direction of the Kaaba at Mecca which is usually done during the daily prayers (salat). While in sujud, a Muslim is to praise and glorify Allah. The position involves having the forehead, nose, both hands, kne...