Contradiction with 1 Kings 12:28-30
This passage describes Jeroboam making golden calves for Israel to worship, contradicting Isaiah 30:21, which speaks of following the guidance of the Lord, not idolatrous practices.
1 Kings 12:28-30: Whereupon the king took counsel, and made two calves [of] gold, and said unto them, It is too much for you to go up to Jerusalem: behold thy gods, O Israel, which brought thee up out of the land of Egypt.
Contradiction with Jeremiah 7:24
It describes people walking in their own counsels and stubborn ways, which is the opposite of Isaiah 30:21's message to listen to God's guidance.
Jeremiah 7:24: But they hearkened not, nor inclined their ear, but walked in the counsels [and] in the imagination of their evil heart, and went backward, and not forward. [imagination: or, stubbornness] [went: Heb. were]
Contradiction with Proverbs 14:12
This verse highlights that there is a way that seems right to a person, but ends in death, contrary to Isaiah 30:21's promise of divine guidance leading to the right path.
Proverbs 14:12: There is a way which seemeth right unto a man, but the end thereof [are] the ways of death.