Contradiction with Zechariah 1:8
This verse describes a vision of a man riding upon a red horse among myrtle trees, which contrasts with the simultaneous movement of chariots in Zechariah 6:7.
Zechariah 1:8: I saw by night, and behold a man riding upon 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. [speckled: or, bay]
Contradiction with Revelation 6:2
This verse describes a white horse with a rider having a bow and a crown, which contradicts with the unrestricted and unspecified directions of the horses in Zechariah 6:7.
Revelation 6:2: And I saw, and behold a white horse: and he that sat on him had a bow; and a crown was given unto him: and he went forth conquering, and to conquer.
Contradiction with Isaiah 55:8
God's ways and thoughts are beyond human understanding, contradicting the comprehensible mission of the horses in Zechariah 6:7.
Isaiah 55:8: For my thoughts [are] not your thoughts, neither [are] your ways my ways, saith the LORD.
Contradiction with Matthew 10:6
Jesus instructs to go only to the lost sheep of Israel, countering the widespread dispatch of the horses to and fro through the earth as in Zechariah 6:7.
Matthew 10:6: But go rather to the lost sheep of the house of Israel.