Revelation 15:2

And I saw as it were a sea of glass mingled with fire; and them that come off victorious from the beast, and from his image, and from the number of his name, standing by the sea of glass, having harps of God.

Revelation 4:6

and before the throne, as it were a sea of glass like a crystal; and in the midst of the throne, and round about the throne, four living creatures full of eyes before and behind.

Revelation 5:8

And when he had taken the book, the four living creatures and the four and twenty elders fell down before the Lamb, having each one a harp, and golden bowls full of incense, which are the prayers of the saints.

Revelation 12:11

And they overcame him because of the blood of the Lamb, and because of the word of their testimony; and they loved not their life even unto death.

Revelation 21:18

And the building of the wall thereof was jasper: and the city was pure gold, like unto pure glass.

Isaiah 4:4-5

when the Lord shall have washed away the filth of the daughters of Zion, and shall have purged the blood of Jerusalem from the midst thereof, by the spirit of justice, and by the spirit of burning.

Ezekiel 22:30-31

And I sought for a man among them, that should build up the wall, and stand in the gap before me for the land, that I should not destroy it; but I found none.

Matthew 3:11

I indeed baptize you in water unto repentance, but he that cometh after me is mightier than I, whose shoes I am not worthy to bear: he shall baptize you in the Holy Spirit and in fire:

1 Peter 1:7

that the proof of your faith, being more precious than gold that perisheth though it is proved by fire, may be found unto praise and glory and honor at the revelation of Jesus Christ:

1 Peter 4:12

Beloved, think it not strange concerning the fiery trial among you, which cometh upon you to prove you, as though a strange thing happened unto you:

Revelation 11:11-12

And after the three days and a half the breath of life from God entered into them, and they stood upon their feet; and great fear fell upon them that beheld them.

Revelation 13:14-5

And he deceiveth them that dwell on the earth by reason of the signs which it was given him to do in the sight of the beast; saying to them that dwell on the earth, that they should make an image to the beast who hath the stroke of the sword and lived.

Revelation 19:1-7

After these things I heard as it were a great voice of a great multitude in heaven, saying, Hallelujah; Salvation, and glory, and power, belong to our God:

Treasury of Scripture Knowledge

Summary

And I saw as it were a sea of glass mingled with fire: and them that had gotten the victory over the beast, and over his image, and over his mark, and over the number of his name, stand on the sea of glass, having the harps of God.

Bible References

A sea

Revelation 4:6
and before the throne, as it were a sea of glass like a crystal; and in the midst of the throne, and round about the throne, four living creatures full of eyes before and behind.
Revelation 21:18
And the building of the wall thereof was jasper: and the city was pure gold, like unto pure glass.

Mingled

Isaiah 4:4
when the Lord shall have washed away the filth of the daughters of Zion, and shall have purged the blood of Jerusalem from the midst thereof, by the spirit of justice, and by the spirit of burning.
Matthew 3:11
I indeed baptize you in water unto repentance, but he that cometh after me is mightier than I, whose shoes I am not worthy to bear: he shall baptize you in the Holy Spirit and in fire:
1 Peter 1:7
that the proof of your faith, being more precious than gold that perisheth though it is proved by fire, may be found unto praise and glory and honor at the revelation of Jesus Christ:
1 Peter 4:12
Beloved, think it not strange concerning the fiery trial among you, which cometh upon you to prove you, as though a strange thing happened unto you:

That had

Revelation 11:11
And after the three days and a half the breath of life from God entered into them, and they stood upon their feet; and great fear fell upon them that beheld them.
Revelation 12:11
And they overcame him because of the blood of the Lamb, and because of the word of their testimony; and they loved not their life even unto death.
Revelation 13:14
And he deceiveth them that dwell on the earth by reason of the signs which it was given him to do in the sight of the beast; saying to them that dwell on the earth, that they should make an image to the beast who hath the stroke of the sword and lived.
Revelation 14:1
And I saw, and behold, the Lamb standing on the mount Zion, and with him a hundred and forty and four thousand, having his name, and the name of his Father, written on their foreheads.

Stand

Ezekiel 22:30
And I sought for a man among them, that should build up the wall, and stand in the gap before me for the land, that I should not destroy it; but I found none.

Having

Revelation 5:8
And when he had taken the book, the four living creatures and the four and twenty elders fell down before the Lamb, having each one a harp, and golden bowls full of incense, which are the prayers of the saints.
Revelation 14:2
And I heard a voice from heaven, as the voice of many waters, and as the voice of a great thunder: and the voice which I heard was as the voice of harpers harping with their harps:
Revelation 19:1
After these things I heard as it were a great voice of a great multitude in heaven, saying, Hallelujah; Salvation, and glory, and power, belong to our God:

American Standard Version Public Domain