“Concerning the Ammonites , thus saith the LORD; Hath Israel no sons? hath he no heir? why then doth their king inherit Gad, and his people dwell in his cities? Concerning: or, Against their king: or, Melcom”
Meaning, of the Israelites. They were separated from the Moabites by the river Arnon, and after that the ten tribes were carried away into captivity, they invaded the country of Gad. To wit, of the Ammonites.