1 Thessalonians 5:16

Always be joyful.

Revelation 11:15-18

And the seventh angel blew his trumpet; and there followed great voices in heaven, and they said, "THE KINGDOMS OF THIS WORLD ARE BECOME THE KINGDOM OF OUR LORD AND OF HIS CHRIST, AND HE WILL REIGN FOREVER AND EVER."

Revelation 19:1-6

After this I heard the semblance of the mighty voice of a great multitude in heaven, crying. "Hallelujah! Salvation and glory and power Unto the Lord 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
Always be joyful.
Revelation 11:15
And the seventh angel blew his trumpet; and there followed great voices in heaven, and they said, "THE KINGDOMS OF THIS WORLD ARE BECOME THE KINGDOM OF OUR LORD AND OF HIS CHRIST, AND HE WILL REIGN FOREVER AND EVER."
Revelation 19:1
After this I heard the semblance of the mighty voice of a great multitude in heaven, crying. "Hallelujah! Salvation and glory and power Unto the Lord our God!