In Ehden, Lebanon, Mar Sarkis is a monastery of the Antonins. It is located in the Zgharta District of the North Governorate, in the Qozhaya valley. It overlooks Ehden, Kfarsghab, Bane and Hadath El Jebbeh. Given its exceptional location commanding the valley at 1500 meters altitude, the monastery is called the Watchful Eye of Qadisha.
It is dedicated to Saints Sergius and Bacchus (Sarkis and Bakhos). The name Ras Al Nahr means 'the top of the rive'r as it is in the vicinity of the Mar Sarkis Source, the main contributor to the river Qlaynsieh which, after joining the Qannoubine river, will form near Tripoli the river Abou Ali.