his son Ladan, his son Ammihud,
his son Elishama,

The Gershonites: Ladan and Shimei.

Ladan’s sons: Jehiel was the first, then Zetham, and Joel—three.

Shimei’s sons: Shelomoth, Haziel, and Haran—three. Those were the heads of the families of Ladan.

From the sons of Ladan, who were the sons of the Gershonites through Ladan and were the heads of families belonging to Ladan the Gershonite: Jehieli.