Contradiction with Isaiah 45:7
God claims to create both light and darkness, questioning the concept of a distinct separation in Isaiah 21:12.
Isaiah 45:7: I form the light, and create darkness: I make peace, and create evil: I the LORD do all these [things].
Contradiction with John 1:5
The light shines in darkness and the darkness comprehended it not, which contrasts with the watchman's message in Isaiah 21:12 of both morning and night.
John 1:5: And the light shineth in darkness; and the darkness comprehended it not. [comprehended: or, did not admit, or, receive]
Contradiction with 1 Thessalonians 5:5
Believers are called children of the light and the day, contradicting the dual presence of night in Isaiah 21:12.
1 Thessalonians 5:5: Ye are all the children of light, and the children of the day: we are not of the night, nor of darkness.
Contradiction with Psalm 139:12
Darkness and light are both alike to God, conflicting with the notion of clear opposition between morning and night in Isaiah 21:12.
Psalm 139:12: Yea, the darkness hideth not from thee; but the night shineth as the day: the darkness and the light [are] both alike [to thee]. [hideth...: Heb. darkeneth not] [the darkness and...: Heb. as is the darkness, so is the light]
Contradiction with Revelation 21:25
Describes a place where night shall not exist, contrary to the return of both morning and night in Isaiah 21:12.
Revelation 21:25: And the gates of it shall not be shut at all by day: for there shall be no night there.