Revelation 5:9-14

singing a new song: "Thou deservest to take the scroll and open its seals, for thou wast slain and by shedding thy blood hast ransomed for God men from every tribe and tongue and people and nation;

Revelation 19:1-6

After that I heard what was like the shout of a great host in heaven, crying, "Hallelujah! salvation and glory and power are our God's!

Treasury of Scripture Knowledge

Summary

Praise ye the LORD: for it is good to sing praises unto our God; for it is pleasant; and praise is comely.

Bible References

And praise

Revelation 5:9
singing a new song: "Thou deservest to take the scroll and open its seals, for thou wast slain and by shedding thy blood hast ransomed for God men from every tribe and tongue and people and nation;
Revelation 19:1
After that I heard what was like the shout of a great host in heaven, crying, "Hallelujah! salvation and glory and power are our God's!