en_tn_condensed/1ch/01/48.md

Samlah ... Shaul

These are names of men.

Shaul of Rehoboth on the river reigned in his place

"Shaul reigned in his place. He was from Rehoboth, which is by the Euphrates River" or "Shaul, who was from Rehoboth by the river, became king after him"

Rehoboth

This is the name of a place.