Tema

south; desert, one of the sons of Ishmael, and father of a tribe so called (Gen. 25:15; 1 Chr. 1:30; Job 6:19; Isa. 21:14; Jer. 25:23) which settled at a place to which he gave his name, some 250 miles south-east of Edom, on the route between Damascus and Mecca, in the northern part of the Arabian peninsula, toward the Syrian desert; the modern Teyma'.

Source: Easton’s Bible Dictionary (M.G. Easton, 1897, public domain).