David assembled the army that was with him. He appointed leaders of thousands and leaders of hundreds.

Now Saul’s son ¹  had two men who were in charge of raiding units; one was named Baanah and the other Recab. They were sons of Rimmon the Beerothite, who was a Benjaminite. (Beeroth is regarded as belonging to Benjamin,

the Ammonite officials said to their lord Hanun, “Do you really think David is trying to honor your father by sending these messengers to express his sympathy? ¹  No, David has sent his servants to you to get information about the city and spy on it so they can overthrow it!” ² 

But the king’s edict stood, despite the objections of ¹  Joab and the leaders of the army. So Joab and the leaders of the army left the king’s presence in order to muster the Israelite army.