Verse 7. That ye may live - Jonadab cautions his sons by a thrifty, sober, labourious life, to which they had been bred, in keeping flocks, to avoid any thing which might expose them to the envy or hatred of the people amongst whom they were come to sojourn.
Verse 10. Tents - Moveable habitations, which they could with little labour remove to feed their flocks.
Verse 19. For ever - For ever here signifies the ever of the Jewish state, or church.