Zechariah 1:8
I saw by night, and behold a man riding on a red horse, and he stood among the myrtle trees that were in the bottom; and behind him were there red horses, speckled, and white.
Torrey's Topical Textbook—AKJV

Zechariah 6:2
In the first chariot were red horses; and in the second chariot black horses;
Torrey's Topical Textbook—AKJV

Revelation 6:4
And there went out another horse that was red: and power was given to him that sat thereon to take peace from the earth, and that they should kill one another: and there was given to him a great sword.
Torrey's Topical Textbook—AKJV