Revelation 9:17

And this is how I saw in the vision the horses and those who sat on them: the riders had breastplates the color of fire and of hyacinth and of brimstone; and the heads of the horses are like the heads of lions; and out of their mouths proceed fire and smoke and brimstone.

Revelation 9:18

A third of mankind was killed by these three plagues, by the fire and the smoke and the brimstone which proceeded out of their mouths.

Revelation 14:10

he also will drink of the wine of the wrath of God, which is mixed in full strength in the cup of His anger; and he will be tormented with fire and brimstone in the presence of the holy angels and in the presence of the Lamb.

Revelation 19:20

And the beast was seized, and with him the false prophet who performed the signs in his presence, by which he deceived those who had received the mark of the beast and those who worshiped his image; these two were thrown alive into the lake of fire which burns with brimstone.

Revelation 21:8

But for the cowardly and unbelieving and abominable and murderers and immoral persons and sorcerers and idolaters and all liars, their part will be in the lake that burns with fire and brimstone, which is the second death.”

1 Chronicles 12:8

From the Gadites there came over to David in the stronghold in the wilderness, mighty men of valor, men trained for war, who could handle shield and spear, and whose faces were like the faces of lions, and they were as swift as the gazelles on the mountains.

Isaiah 5:28-29

Its arrows are sharp and all its bows are bent;
The hoofs of its horses seem like flint and its chariot wheels like a whirlwind.

Genesis 19:24

Then the Lord rained on Sodom and Gomorrah brimstone and fire from the Lord out of heaven,

Psalm 11:6

Upon the wicked He will rain snares;
Fire and brimstone and burning wind will be the portion of their cup.

Isaiah 30:33

For Topheth has long been ready,
Indeed, it has been prepared for the king.
He has made it deep and large,
A pyre of fire with plenty of wood;
The breath of the Lord, like a torrent of brimstone, sets it afire.

Ezekiel 33:22

Now the hand of the Lord had been upon me in the evening, before the refugees came. And He opened my mouth at the time they came to me in the morning; so my mouth was opened and I was no longer speechless.

Revelation 9:9

They had breastplates like breastplates of iron; and the sound of their wings was like the sound of chariots, of many horses rushing to battle.

Revelation 11:5

And if anyone wants to harm them, fire flows out of their mouth and devours their enemies; so if anyone wants to harm them, he must be killed in this way.

Revelation 20:10

And the devil who deceived them was thrown into the lake of fire and brimstone, where the beast and the false prophet are also; and they will be tormented day and night forever and ever.

Revelation 21:20

the fifth, sardonyx; the sixth, sardius; the seventh, chrysolite; the eighth, beryl; the ninth, topaz; the tenth, chrysoprase; the eleventh, jacinth; the twelfth, amethyst.

Treasury of Scripture Knowledge

Summary

And thus I saw the horses in the vision, and them that sat on them, having breastplates of fire, and of jacinth, and brimstone: and the heads of the horses were as the heads of lions; and out of their mouths issued fire and smoke and brimstone.

Bible References

Having

Revelation 9:9
They had breastplates like breastplates of iron; and the sound of their wings was like the sound of chariots, of many horses rushing to battle.

Jacinth

Revelation 21:20
the fifth, sardonyx; the sixth, sardius; the seventh, chrysolite; the eighth, beryl; the ninth, topaz; the tenth, chrysoprase; the eleventh, jacinth; the twelfth, amethyst.

Brimstone

Revelation 9:18
A third of mankind was killed by these three plagues, by the fire and the smoke and the brimstone which proceeded out of their mouths.
Revelation 14:10
he also will drink of the wine of the wrath of God, which is mixed in full strength in the cup of His anger; and he will be tormented with fire and brimstone in the presence of the holy angels and in the presence of the Lamb.
Revelation 19:20
And the beast was seized, and with him the false prophet who performed the signs in his presence, by which he deceived those who had received the mark of the beast and those who worshiped his image; these two were thrown alive into the lake of fire which burns with brimstone.
Revelation 21:8
But for the cowardly and unbelieving and abominable and murderers and immoral persons and sorcerers and idolaters and all liars, their part will be in the lake that burns with fire and brimstone, which is the second death.”
Genesis 19:24
Then the Lord rained on Sodom and Gomorrah brimstone and fire from the Lord out of heaven,
Psalm 11:6
Upon the wicked He will rain snares;
Fire and brimstone and burning wind will be the portion of their cup.
Isaiah 30:33
For Topheth has long been ready,
Indeed, it has been prepared for the king.
He has made it deep and large,
A pyre of fire with plenty of wood;
The breath of the Lord, like a torrent of brimstone, sets it afire.
Ezekiel 33:22
Now the hand of the Lord had been upon me in the evening, before the refugees came. And He opened my mouth at the time they came to me in the morning; so my mouth was opened and I was no longer speechless.

As the

1 Chronicles 12:8
From the Gadites there came over to David in the stronghold in the wilderness, mighty men of valor, men trained for war, who could handle shield and spear, and whose faces were like the faces of lions, and they were as swift as the gazelles on the mountains.
Isaiah 5:28
Its arrows are sharp and all its bows are bent;
The hoofs of its horses seem like flint and its chariot wheels like a whirlwind.