Contradiction with Exodus 6:3
This verse suggests that God's name was not known to the patriarchs, contradicting the assertion that His people shall know His name in Isaiah 52:6.
Exodus 6:3: And I appeared unto Abraham, unto Isaac, and unto Jacob, by [the name of] God Almighty, but by my name JEHOVAH was I not known to them.
Contradiction with Judges 13:18
This verse features an angel of the Lord saying His name is a secret, which contrasts with Isaiah 52:6's assurance of His people knowing His name.
Judges 13:18: And the angel of the LORD said unto him, Why askest thou thus after my name, seeing it [is] secret? [secret: or, wonderful]
Contradiction with Matthew 7:21-23
Jesus indicates that not everyone who acknowledges Him will enter the kingdom of heaven, contradicting the idea that knowledge of God's identity equates to acceptance or approval.
Matthew 7:21-23: Not every one that saith unto me, Lord, Lord, shall enter into the kingdom of heaven; but he that doeth the will of my Father which is in heaven.
Contradiction with 1 Corinthians 1:21
This verse suggests that the world through its wisdom did not know God, contradicting the idea that His identity will be clear and known.
1 Corinthians 1:21: For after that in the wisdom of God the world by wisdom knew not God, it pleased God by the foolishness of preaching to save them that believe.