In the latter days; either in general, in succeeding ages and generations; or particularly, in the days of the Messias, which are commonly called in Scripture the latter, or last days, as Isaiah 2:2 Hosea 3:5 Micah 4:1 Daniel 2:44 Hebrews 1:2, Hebrews 9:26. And so this may respect the conversion and redemption of the Jewish nation even in those times when their case seems most desperate, when they have forsaken their God and rejected their Messias for many ages, to wit, towards the end of the world.
Related Commentaries of Deuteronomy 4:30
Deuteronomy 4:30
30 When thou art in tribulation, and all these things are come upon thee, even in the latter days, if thou turn to the LORD thy God, and shalt be obedient unto his voice;