2 In the first chariot were red horses; and in the second chariot, black horses:
Zechariah 6:2 Cross References - Leeser
Zechariah 1:8
8 I saw this night, and behold there was a man riding upon a red horse, and he was standing among the myrtle-trees that were in the deep valley; and behind him were red, pale, and white horses.
Zechariah 6:6
6 The chariot on which are black horses—these go forth into the north country; and the white go forth after them; and the grizzled go forth toward the south country.