James 2:13

For judgment is without mercy to the man who has showed no mercy. but mercy glories in the face of judgment.

Revelation 16:6

For men poured out the blood of thy saints and prophets, And thou hast given them blood to drink. And this they deserved."

Revelation 19:14-18

And the armies of heaven followed him upon white horses, clothed in fine linen, white and pure.

Treasury of Scripture Knowledge

Summary

They shall hold the bow and the lance: they are cruel, and will not shew mercy: their voice shall roar like the sea, and they shall ride upon horses, every one put in array, like a man to the battle, against thee, O daughter of Babylon.

They are cruel

Shall ride

Bible References

They are cruel

James 2:13
For judgment is without mercy to the man who has showed no mercy. but mercy glories in the face of judgment.
Revelation 16:6
For men poured out the blood of thy saints and prophets, And thou hast given them blood to drink. And this they deserved."

Shall ride

Revelation 19:14
And the armies of heaven followed him upon white horses, clothed in fine linen, white and pure.