1 Thessalonians 5:16

Be always joyful.

Revelation 11:15-18

The seventh angel blew his trumpet; and there followed loud voices in Heaven which said, "The sovereignty of the world now belongs to our Lord and His Christ; and He will be King until the Ages of the Ages."

Revelation 19:1-6

After this I seemed to hear the far-echoing voices of a great multitude in Heaven, who said, "Hallelujah! The salvation and the glory and the power belong to our God.

Treasury of Scripture Knowledge

Summary

But be ye glad and rejoice for ever in that which I create: for, behold, I create Jerusalem a rejoicing, and her people a joy.

Bible References

General references

1 Thessalonians 5:16
Be always joyful.
Revelation 11:15
The seventh angel blew his trumpet; and there followed loud voices in Heaven which said, "The sovereignty of the world now belongs to our Lord and His Christ; and He will be King until the Ages of the Ages."
Revelation 19:1
After this I seemed to hear the far-echoing voices of a great multitude in Heaven, who said, "Hallelujah! The salvation and the glory and the power belong to our God.