v1: Habakkuk's response in prayer.
v2: Remember mercy; O Lord, be merciful! Such is the burden of his prayer. Unless God is merciful, there is no hope, but His mercies are great, 2 Sam 24.14.
v3-5: The mighty power of God in His coming; here is awe-full power and majesty, plague and pestilence refer to His coming to the earth.
v6-7: The mighty power of God in nature and nations being subject to Him; even the mountains are scattered, which we think are everlasting. Even those things we consider are permanent are not; for only God is; yet our faith is much more precious than gold that perishes. His ways are truly everlasting.
v8-11: The power of God in judgment; creation itself fears His coming, for even the heavens are not pure in His sight; those things that are, we think, inanimate, feel themselves unholy before Him.
v12-15: The unbelieving nations are trampled in His anger. The Lord is at work for the salvation of His people. Here is our assurance that, in everything that happens, He is faithful to His own. Where others attack His "anointed one," He will fight on our behalf.
v16: No wonder the prophet trembles; he seeks rest in the day of trouble. We can only cast ourselves upon Him.
v17-19: Whatever the circumstances we know that God is God. References to the fig tree and the vine may also relate to Israel's fruitlessness. We not only survive, but we rejoice. Our confidence and strength is in Him.