Aerial reconnaissance
Aerial reconnaissance reported that no defensive works of any kind had been identified on the plain or covering the approaches to it, apart from German troops, garrisoned at the Yildirim Army Group headquarters of Otto Liman von Sanders at Nazareth. At 12:30 on 19 September Liman von Sanders ordered the 13th Depot Regiment at Nazareth and the military police, a total of six companies and 12 machine guns, to occupy Lejjun and defend the Musmus Pass.