2 Samuel 10:3

Thinkest thou that David doth honour thy father! This insinuation arose probably from ill will, stirred up by David's success in war; and, with that distrust with which neighbouring nations too often regard one another, they see in his embassy only a purpose of spying into their defences with view to future attack. Rabbah, their city, was a place strong beth naturally and by reason of its fortifications.