In 2 Samuel 9:4, King David demonstrates kindness and compassion by seeking out any surviving member of Saul's household to show them God's mercy. This act of grace towards Mephibosheth, Jonathan's son, who was crippled, reflects David's desire to fulfill his promise to Jonathan and exemplifies the concept of loving one's enemies. The verse showcases David's humility and willingness to extend God's covenantal love beyond his own family, illustrating the importance of forgiveness and reconciliation in relationships.