The fierce anger of the LORD will not turn back until he fully accomplishes the purposes of his heart. In days to come you will understand this.
NIV
The fierce anger and indignation of the Lord shall not turn back until He has executed and accomplished the thoughts and intents of His mind and heart. In the latter days you shall understand this.
AMP
The fierce anger of the LORD shall not return, until he hath done it, and until he have performed the intents of his heart: in the latter days ye shall consider it.
KJV