(Aramaic) from a root corresponding to azaq; a signet-ring (as engraved) -- signet.
see HEBREW azaq
H5824. izqah
[עִזְקָה] noun feminine signet-ring (ᵑ7 Syriac; √ עזק = surroung, see Biblical Hebrew); — suffix עִזְקְתֵהּ Daniel 6:18; plural construct קָת- 6:18.