Contradiction with Proverbs 16:4
Contradicts Isaiah 29:23 by suggesting that the Lord has made everything for its purpose, even the wicked for the day of trouble, whereas Isaiah 29:23 highlights sanctification and reverence in the children of Jacob.
Proverbs 16:4: The LORD hath made all [things] for himself: yea, even the wicked for the day of evil.
Contradiction with Ecclesiastes 9:2
This verse implies that the same fate awaits both the righteous and the wicked, contradicting Isaiah 29:23 where only those sanctified are acknowledged.
Ecclesiastes 9:2: All [things come] alike to all: [there is] one event to the righteous, and to the wicked; to the good and to the clean, and to the unclean; to him that sacrificeth, and to him that sacrificeth not: as [is] the good, so [is] the sinner; [and] he that sweareth, as [he] that feareth an oath.
Contradiction with Matthew 7:14
Contradicts Isaiah 29:23 by highlighting the scarcity of those who find the narrow path to life, whereas Isaiah speaks of many offspring.
Matthew 7:14: Because strait [is] the gate, and narrow [is] the way, which leadeth unto life, and few there be that find it. [Because: or, How]
Contradiction with Romans 11:32
Suggests that God has bound everyone over to disobedience so that he may have mercy on all, opposing the concept in Isaiah 29:23 of a specific sanctified group.
Romans 11:32: For God hath concluded them all in unbelief, that he might have mercy upon all. [concluded...: or, shut them all up together]
Contradiction with 1 Corinthians 1:26
Highlights that not many wise, mighty, or noble are called, which contrasts with Isaiah 29:23 touching on the honor of Jacob's descendants.
1 Corinthians 1:26: For ye see your calling, brethren, how that not many wise men after the flesh, not many mighty, not many noble, [are called]: