New Living Translation
The sun will become dark, and the moon will turn blood red before that great and glorious day of the LORD arrives.

American Standard Version
The sun shall be turned into darkness, And the moon into blood, Before the day of the Lord come, That great and notable day .

Berean Study Bible
The sun will be turned to darkness, and the moon to blood, before the coming of the great and glorious Day of the Lord.

Douay-Rheims Bible
The sun shall be turned into darkness, and the moon into blood, before the great and manifest day of the Lord come.

English Revised Version
The sun shall be turned into darkness, And the moon into blood, Before the day of the Lord come, That great and notable day:

King James Bible
The sun shall be turned into darkness, and the moon into blood, before that great and notable day of the Lord come:

World English Bible
The sun will be turned into darkness, and the moon into blood, before the great and glorious day of the Lord comes.

Young's Literal Translation
the sun shall be turned to darkness, and the moon to blood, before the coming of the day of the Lord -- the great and illustrious;

Acts 2:20 Additional Translations ...