BDB3295
טַבּוּר noun [masculine] highest part, centre (according to ᵐ5 ᵑ9 navel, so Late Hebrew id., and טִיבּוּר, Aramaic טִיבּוּרָא, טִיבּוּרְיָא) — הִנֵּה עָם יֹרְדִים מֵעִם טַבּוּר הארץ Judg 9:37 behold people descending from the highest part of the land; ישְׁבֵי עַלטַֿבּוּר הארץ Ezek 38:12 those dwelling upon the navel of the earth, i.e. upon the mountainous country of Israel, central and prominent in the earth.