From 'owr; flame; hence (in the plural) the East (as being the region of light) -- fire, light. See also 'Uwriym.
see HEBREW 'owr
see HEBREW 'Uwriym
H217. ur
I. אוּר noun masculine flame. אֶשְּׁכֶם בְאוּר לְכוּ walk in the flame of your fire Isaiah 50:11, & so fire itself, whose light & flame were seen 44:16; 47:14 — exile Isaiah + 31:9 & Ezekiel 5:2 (Co אשׁ).