Abner had killed Joab’s brother, Asahel, in battle. Joab cannot wait for the Lord but must exact his own vengeance.
God begins to fulfill His prophecy concerning David. But even now, David’s right to the entire kingdom is contested.
Samuel, the gift of God to a praying mother, ministered in his early years. God worked in his life and used him mightily.
David continues to be protected by the Lord. In some cases (as in the sparing of Saul), he acts in a most honorable way.
The name <em>Nabal</em> means <em>fool</em> (see 1 Samuel 25:25). In scripture, a fool is much more than a degrading name you throw at someone you dislike.