Luke 2:13-14

And immediately there was with the angel a multitude of the army of Heaven praising God and saying,

Luke 15:10

"I tell you that in the same way there is rejoicing in the presence of the angels of God over one repentant sinner."

2 Corinthians 7:6

But He who comforts the depressed--even God-- comforted us by the coming of Titus, and not by his coming only,

2 Thessalonians 2:16-17

And may our Lord Jesus Christ Himself--and God our Father who has loved us and has given us in His grace eternal consolation and a bright hope--

Revelation 5:8-13

And when He had taken the book, the four living creatures and the twenty-four Elders fell down before the Lamb, having each of them a harp and bringing golden bowls full of incense, which represent the prayers of God's people.

Revelation 7:9-12

After this I looked, and a vast host appeared which it was impossible for anyone to count, gathered out of every nation and from all tribes and peoples and languages, standing before the throne and before the Lamb, clothed in long white robes, and carrying palm-branches in their hands.

Treasury of Scripture Knowledge

Summary

Sing, O heavens; and be joyful, O earth; and break forth into singing, O mountains: for the LORD hath comforted his people, and will have mercy upon his afflicted.

Bible References

O heavens

Luke 2:13
And immediately there was with the angel a multitude of the army of Heaven praising God and saying,
Luke 15:10
"I tell you that in the same way there is rejoicing in the presence of the angels of God over one repentant sinner."
Revelation 5:8
And when He had taken the book, the four living creatures and the twenty-four Elders fell down before the Lamb, having each of them a harp and bringing golden bowls full of incense, which represent the prayers of God's people.
Revelation 7:9
After this I looked, and a vast host appeared which it was impossible for anyone to count, gathered out of every nation and from all tribes and peoples and languages, standing before the throne and before the Lamb, clothed in long white robes, and carrying palm-branches in their hands.

The lord

2 Corinthians 7:6
But He who comforts the depressed--even God-- comforted us by the coming of Titus, and not by his coming only,
2 Thessalonians 2:16
And may our Lord Jesus Christ Himself--and God our Father who has loved us and has given us in His grace eternal consolation and a bright hope--