John Gill Commentary Isaiah 14:3

"And it shall come to pass in the day that Jehovah shall give thee rest from thy sorrow, and from thy trouble, and from the hard service wherein thou wast made to serve," — Isaiah 14:3 (ASV)

And it shall come to pass in the day that the Lord shall give you rest from your sorrow In captivity, and on account of that, being out of their own land, deprived of the free exercise of their religion, and at a distance from the house of God, and continually hearing the reproaches and blaspheming of the enemy, and seeing their idolatrous practices, and their ungodly conversation; all which must create sorrow of heart to the sincere lovers and worshippers of God.

and from your fear of worse evils, most cruel usage, and death itself, under the terror of which they lived.

and from the hard bondage wherein you were made to serve as before in Egypt, so now in Babylon; but what that was is not particularly expressed anywhere, as the former is, see (Exodus 1:13Exodus 1:14) and when they had rest from all this in their own land, then they should do as follows: