Antique Arabic? Pendant Brooch in Silver. 1800s pin writing quote engraved collectible Islam Hebrew statement necklace popular zen large heavy old

This very large and beautiful Arabic? Hebrew? pendant was found in a box of antiquities from an estate. It features a word or quote on popular the front of this circular-shaped statement piece. There's a hoop on the top to wear as a pendant, and a pin near the top to wear as a brooch. There's a pictorial hallmark on the pin, but it's so small and we are unable to decipher exactly what's in the hallmark.

Diameter: Approx. 66-67mm.
Materials: Silver (acid tested).
Hallmarks: One apparent pictorial hallmark on back on pin.
Condition: Tarnishing, scratches and wear throughout as appropriate for its age.
Circa late-1800s to early-1900s.