Matthew 12:34-35

You brood of snakes! how can you, bad as you are, utter anything good? For the mouth says only what the heart is full of.

2 Corinthians 9:11-12

You will grow rich in every way, so that through me you can show perfect liberality that will make men thank God for it.

Philippians 3:7-9

But for the sake of Christ I have come to count my former gains as loss.

1 Peter 2:9-10

But you are the chosen race, the royal priesthood, the consecrated nation, his own people, so that you may declare the virtues of him who has called you out of darkness into his wonderful light;

Revelation 15:3-4

and they were singing the song of Moses, the slave of God, and the song of the Lamb: "Great and marvelous are your doings, Lord God Almighty! Upright and true are your ways, King of the Ages!

Revelation 19:1-3

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,

Treasury of Scripture Knowledge

Summary

They shall abundantly utter the memory of thy great goodness, and shall sing of thy righteousness.

Bible References

Abundantly

Matthew 12:34
You brood of snakes! how can you, bad as you are, utter anything good? For the mouth says only what the heart is full of.
2 Corinthians 9:11
You will grow rich in every way, so that through me you can show perfect liberality that will make men thank God for it.
1 Peter 2:9
But you are the chosen race, the royal priesthood, the consecrated nation, his own people, so that you may declare the virtues of him who has called you out of darkness into his wonderful light;

Sing

Philippians 3:7
But for the sake of Christ I have come to count my former gains as loss.
Revelation 15:3
and they were singing the song of Moses, the slave of God, and the song of the Lamb: "Great and marvelous are your doings, Lord God Almighty! Upright and true are your ways, King of the Ages!
Revelation 19:1
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,