The LORD is slow to anger] Exod. 34. 6, 7. Thus the wicked would make Gods mercy an occasion to sinne, but the Prophet willeth them to consider his force and justice. the LORD, &c.] Psalms 18:8. Habakkuk 3:5; Habakkuk 3:11-12. the clouds are the dust of his feet] He moveth the clouds of the air, even as a great cloud of dust would be raised by a great multitude of horsmen riding apace.