Mortar, a place in or near Jerusalem inhabited by silver merchants (Zeph. 1:11). It has been conjectured that it was the “Phoenician quarter” of the city, where the traders of that nation resided, after the Oriental custom.
Easton’s Bible Dictionary
Maktesh
Easton’s Bible Dictionary (1897), public domain. Text via Theographic Bible Metadata, CC BY-SA 4.0.