New Living Translation
It is a day of darkness and gloom, a day of thick clouds and deep blackness. Suddenly, like dawn spreading across the mountains, a great and mighty army appears. Nothing like it has been seen before or will ever be seen again.

American Standard Version
a day of darkness and gloominess, a day of clouds and thick darkness, as the dawn spread upon the mountains; a great people and a strong; there hath not been ever the like, neither shall be any more after them, even to the years of many generations.

Berean Study Bible
a day of darkness and gloom, a day of clouds and blackness. Like the dawn overspreading the mountains a great and strong army appears, such as never was of old, nor will ever be in ages to come.

Douay-Rheims Bible
A day of darkness, and of gloominess, a day of clouds and whirlwinds: a numerous and strong people as the morning spread upon the mountains: the like to it hath not been from the beginning, nor shall be after it even to the years of generation and generation.

English Revised Version
a day of darkness and gloominess, a day of clouds and thick darkness, as the dawn spread upon the mountains; a great people and a strong, there hath not been ever the like, neither shall be any more after them, even to the years of many generations.

King James Bible
A day of darkness and of gloominess, a day of clouds and of thick darkness, as the morning spread upon the mountains: a great people and a strong; there hath not been ever the like, neither shall be any more after it, even to the years of many generations.

World English Bible
A day of darkness and gloominess, a day of clouds and thick darkness. As the dawn spreading on the mountains, a great and strong people; there has never been the like, neither will there be any more after them, even to the years of many generations.

Young's Literal Translation
A day of darkness and thick darkness, A day of cloud and thick darkness, As darkness spread on the mountains, A people numerous and mighty, Like it there hath not been from of old, And after it there is not again -- till the years of generation and generation.

Joel 2:2 Additional Translations ...