12:6-15 The work of ministers is to reason with people; not only to exhort and direct, but to persuade, to convince men's judgments, and so to gain their wills and affections. Samuel reasons of the righteous acts of the Lord. Those who follow God faithfully, he will enable to continue following him. Disobedience would certainly be the ruin of Israel. We mistake if we think that we can escape God's justice, by trying to shake off his dominion. If we resolve that God shall not rule us, yet he will judge us.

7-16. Now therefore stand still, that I may reason with you—The burden of this faithful and uncompromising address was to show them, that though they had obtained the change of government they had so importunely desired, their conduct was highly displeasing to their heavenly King; nevertheless, if they remained faithful to Him and to the principles of the theocracy, they might be delivered from many of the evils to which the new state of things would expose them. And in confirmation of those statements, no less than in evidence of the divine displeasure, a remarkable phenomenon, on the invocation of the prophet, and of which he gave due premonition, took place.