Revelation 9:16

The number of the hosts of horsemen was twice 10,000 times 10,000; I heard their number.

Revelation 16:12

The sixth emptied his bowl upon the great river Euphrates, and its waters dried up to make the way ready for the kings from the east.

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 twice 10,000 times 10,000; I heard their number.
Revelation 16:12
The sixth emptied his bowl upon the great river Euphrates, and its waters dried up to make the way ready for the kings from the east.