Luke 6:39
And he spake a parable unto them, Can the blind lead the blind? will they not both fall into the pit?
Matthew 15:14
Leave them to themselves: they are blind leaders of the blind. But if the blind lead the blind, they will both fall into the pit.
Matthew 23:16-26
Wo unto you ye blind guides! who say, Whosoever shall swear by the temple, it is nothing; but whosoever shall swear by the gold of the temple, it is binding.
Matthew 23:33
Ye serpents, ye broods of vipers! how can ye escape from the damnation of hell?
Romans 2:19
and hast confidence that thou thyself art a leader of the blind, a light of those who are in darkness,
1 Timothy 6:3-5
If any man teach another doctrine, and attend not to the sound words, which are those of Jesus Christ our Lord, and to the doctrine which is according to godliness;
2 Timothy 3:13
But wicked men and impostors will proceed from bad to worse, deceiving and deceived.