To make matters more confusing, David encounters two members of the tribe of Benjamin along the way (16:1–13). The first is Ziba, Mephibosheth’s servant, and the second is an angry relative of Saul named Shimei. David knows Ziba from their earlier meeting, when David asked him to work for Jonathan’s son Mephibos…
Baker Publishing Group, The Baker Illustrated Bible Commentary, by Gary M. Burge