Revelation 9:16

The number of the hosts of horsemen was ten thousand times ten thousand, twice told; I heard their number.

Revelation 16:12

Then the sixth angel emptied his bowl upon the great river Euphrates; and the water in the river was dried up, so that the road for the Kings of the East might be made ready.

Treasury of Scripture Knowledge

Summary

And at the time of the end shall the king of the south push at him: and the king of the north shall come against him like a whirlwind, with chariots, and with horsemen, and with many ships; and he shall enter into the countries, and shall overflow and pass over.

Bible References

With horsemen

Revelation 9:16
The number of the hosts of horsemen was ten thousand times ten thousand, twice told; I heard their number.
Revelation 16:12
Then the sixth angel emptied his bowl upon the great river Euphrates; and the water in the river was dried up, so that the road for the Kings of the East might be made ready.