Revelation 7:17

For the Lamb, that is in the midst of the throne, shall feed them, and shall lead them to fountains of living waters: and God will wipe off every tear from their eyes.

Revelation 21:4

And God will wipe away every tear from their eyes; and there shall be death no more, nor sorrow, nor crying, nor any more pain: for the former things are passed away.

Revelation 21:1

And I saw a new heaven and a new earth; for the former heaven and the former earth passed away, and there was no more sea.

Revelation 22:3

And every curse shall cease: and the throne of God and of the Lamb shall be in it, and his servants shall serve Him.

Acts 2:41-47

They therefore that received his word with readiness were baptized: and in that same day there were added unto them about three thousand souls.

2 Corinthians 4:17-18

For our short and light affliction is working out for us an infinite and eternal weight of glory, as we aim not at the things which are visible, but invisible:

2 Thessalonians 2:16

And may our Lord Jesus Christ himself, and our God and Father, who hath loved us, and hath given us everlasting consolation, and good hope through grace, comfort your hearts,

Jude 1:24

Now unto Him that is able to keep you from falling, and to present you blameless before the presence of his glory with exceeding joy:

Revelation 5:9-13

And they sung a new song, saying, Worthy art thou to take the book, and to open its seals; for thou wast slain, and hast redeemed us to God by thy blood, out of every tribe, and tongue, and people, and nation;

Revelation 7:9-10

After this I beheld, and lo, a great multitude, which no one could number, out of all nations, and tribes, and people, and languages, standing before the throne and before the Lamb, clothed in white robes, and with palms in their hands;

Revelation 14:1-4

Then I looked and behold a Lamb standing on mount Sion, and with Him an hundred forty and four thousand, having his Father's name written on their foreheads.

Revelation 19:1-7

And after these things I heard a loud voice as of a great multitude in heaven, saying, Alleluia; salvation, and glory, and honor, and power to the Lord our God: for true and righteous are his judgements;

Treasury of Scripture Knowledge

Summary

Therefore the redeemed of the LORD shall return, and come with singing unto Zion; and everlasting joy shall be upon their head: they shall obtain gladness and joy; and sorrow and mourning shall flee away.

General references

Bible References

The redeemed

Acts 2:41
They therefore that received his word with readiness were baptized: and in that same day there were added unto them about three thousand souls.
Revelation 5:9
And they sung a new song, saying, Worthy art thou to take the book, and to open its seals; for thou wast slain, and hast redeemed us to God by thy blood, out of every tribe, and tongue, and people, and nation;
Revelation 7:9
After this I beheld, and lo, a great multitude, which no one could number, out of all nations, and tribes, and people, and languages, standing before the throne and before the Lamb, clothed in white robes, and with palms in their hands;
Revelation 14:1
Then I looked and behold a Lamb standing on mount Sion, and with Him an hundred forty and four thousand, having his Father's name written on their foreheads.
Revelation 19:1
And after these things I heard a loud voice as of a great multitude in heaven, saying, Alleluia; salvation, and glory, and honor, and power to the Lord our God: for true and righteous are his judgements;

Everlasting

2 Corinthians 4:17
For our short and light affliction is working out for us an infinite and eternal weight of glory, as we aim not at the things which are visible, but invisible:
2 Thessalonians 2:16
And may our Lord Jesus Christ himself, and our God and Father, who hath loved us, and hath given us everlasting consolation, and good hope through grace, comfort your hearts,
Jude 1:24
Now unto Him that is able to keep you from falling, and to present you blameless before the presence of his glory with exceeding joy:

And sorrow

Revelation 7:17
For the Lamb, that is in the midst of the throne, shall feed them, and shall lead them to fountains of living waters: and God will wipe off every tear from their eyes.
Revelation 21:1
And I saw a new heaven and a new earth; for the former heaven and the former earth passed away, and there was no more sea.
Revelation 22:3
And every curse shall cease: and the throne of God and of the Lamb shall be in it, and his servants shall serve Him.

General references

Matthew 5:4
Blessed are they that mourn; for they shall be comforted.