Readers asked me for a photo of the Arabic inscription mentioning the Beit Mikdash (Jewish Temple) that was discovered in the wall of the Mosque of Umar in Nuba, near Hebron.  This article shows the inscription that proves early Moslems knew the origin of the Dome of the Rock.

http://www.timesofisrael.com/centuries-before-trying-to-deny-it-muslims-carved-jewish-link-to-jerusalem-into-mosque/