Nahum 2:3

The shield of his heroes, is made red, the men of war, are clad in crimson, on fire, are the chariot-steels, on the day he maketh ready, - and, the lances, are put in motion.

Ezekiel 23:14-15

Yet did she add, unto her unchaste doings, when she saw men portrayed upon the wall, likenesses of Chaldeans, Portrayed with vermilion:

Isaiah 14:8

Yea the pine-trees, make mirth at thee, Cedars of Lebanon, Since thou wast laid low, No feller hath come up against us!

Isaiah 63:1-3

Who is this coming in from Edom With bright-red garments, from Bozrah? This made splendid in his raiment, Marching on in the greatness of his strength? I, speaking in righteousness, Mighty to save.

Zechariah 1:8

I looked by night, And lo! a man riding upon a red horse, and he was standing among the myrtle trees, in the shade; and, after him, were horses, red, bay, and white.

Zechariah 6:2

In the first chariot, were red horses, - and, in the second chariot, black horses;

Zechariah 11:2

Howl, fir-tree, for fallen is the cedar, because, the majestic ones, are spoiled: howl, ye oaks of Bashan, for the inaccessible forest, hath come down.

Revelation 6:4

And there went forth another, a red horse, - and, unto him that was sitting thereon, it was given, unto him, to take away peace from the earth, and that, one another, they should slay; and there was given unto him a great sword.

Revelation 12:3

And there appeared another sign in heaven; and lo! a great red dragon, - having seven heads and ten horns, and, upon his heads, seven diadems;

Treasury of Scripture Knowledge

Summary

The shield of his mighty men is made red, the valiant men are in scarlet: the chariots shall be with flaming torches in the day of his preparation, and the fir trees shall be terribly shaken.

Bible References

In scarlet

Isaiah 14:8
Yea the pine-trees, make mirth at thee, Cedars of Lebanon, Since thou wast laid low, No feller hath come up against us!
Zechariah 11:2
Howl, fir-tree, for fallen is the cedar, because, the majestic ones, are spoiled: howl, ye oaks of Bashan, for the inaccessible forest, hath come down.