Genesis 38:20

²⁰ And Judah sent the kid by the hand of his friend the Adullamite, to receive his pledge from the woman's hand: but he found her not.

Simran, Jokshan, Medan, Midian, Jishbak, and Shuah

In Genesis 25:2, these represent the general divisions of the Lord's spiritual kingdom in the heavens and earth.