The enemy will try to take advantage of Christian attitudes. The enemy will try to bribe the Christian.
Christian attitudes are sufficient to repel the enemy.
Because of Ahab's lenient attitude. Just as Ben-Hadad tried to take advantage of God's people, so Satan and his emissaries will try to take advantage of the Christian. An example of this is the church being drawn into schemes by unscrupulous people. Ben-Hadad promised to return some of Israel's territory, to let Israel set up market places in Damascus, and to reduce trade tariffs. It worked because of the appeal to Ahab.