“Sion” at first hand had nothing to do with jewish “Zion”, rather with the half-fictional “Prioré de Sion” in southern France.
The second usage of the psych template occurred when these fictional “Protocols” were recycled against european jews.

he original european order of the templars (founded around the year 1118 a.d.) of course always referred to the authentic biblical name, whereras the order’s rather “idealistic” followers and then pseudo-reconstructors used the French language:

in France “Zion” is often spelled “Sion”. Neo-Templarism was founded in southern France during 19th century.

in Switzerland (French speaking “Canton” Wallis, Swiss Alps) there’s a very old city named “Sion”. Megaliths from stone age culture were found in the area (Petit-Chasseur), later the area around “Sion” was formed by celtic culture, an important necropolis from first iron age was discovered by archeologists. Romans came around 2000 years ago, settlement’s name: “Sedunum”.

Christians arrived around year 580 and built a cathedral. Today the area is called “District de Sion