Caleb was the brother of Jerahmeel. Caleb’s oldest son was Mesha. Mesha was the father of Ziph. Caleb had another son named Mareshah. Mareshah was the father of Hebron.
Shelah was the son of Judah. The sons of Shelah were Er and Laadah. Er was the father of Lekah. Laadah was the father of Mareshah. He was also the father of the family groups of the linen workers who lived in Beth Ashbea.