fighting the battles of the Lord. Abigail’s words hint at the difference between David’s proper military role and the personal vendetta he is now pursuing. Righteous engagement in conflict means standing boldly for God and leaving personal injuries to be dealt with by the Lord (24:12).
evil shall not be found in you. To have taken his own revenge on an enemy would have made David little better than Saul, and David later praises the Lord for sending Abigail to deter him from such a transgression (v. 32).