'Praise the Lord' in the Bible

And again, "Praise the Lord, all you heathen, And let all nations sing his praises."

After that I heard what sounded like the loud shout of a great multitude in heaven saying, "Praise the Lord! Salvation, glory, and power belong to our God,

Then they said again, "Praise the Lord! For smoke will go up from her forever and ever!"

Then the twenty-four elders and the four animals fell down and worshiped God who was seated upon the throne. "Amen!" they said, "Praise the Lord!"

Then I heard what sounded like the shout of a great multitude and the noise of many waters and the sound of mighty thunders, saying, "Praise the Lord; for the Lord our God, the Almighty now reigns!