Genesis 38:5

Chezib : a town in the western foothills of Judah
(31° 42´, 35° 0´)

Shelah : the father of Eber; a son of Cainan; an ancestor of Jesus,an English name representing two different Hebrew names,as representing the Hebrew name 'Shelah',son of Judah; grandson of Shua the Canaanite,as representing the Hebrew name 'Shelax',son of Arpachshad son of Shem son of Noah,a pool in Jerusalem
(31° 46´, 35° 14´); (31° 46´, 35° 14´)

Genesis 38:30

Zerah : members of the clan of Zerah of Simeon,members of the clan of Zerah of Judah