Mr. Sadi was born in Bethlehem. He completed his secondary school at Terra High School in Bethlehem.
After finishing his studies at the Salesian Technical school he moved to the American University and studied management information. In 2008 he enrolled in Tour Guiding at the Dar Al Kalima College and graduated in 2010 with a Diploma Degree as a tour guide in English and Arabic.In 2013-2014 he completed a comprehensive studies program in advanced Spanish language in Spain, and became a general tour guide in Arabic, English and Spanish. Mr. Sadi is considered one of the most knowledgeable tour guides in the area for his wide knowledge of the historical sites in the Holy Land, especially Bethlehem.