Philippians 3:2
Beware of those that are like dogs, beware of evil doers, beware of the concision.
Matthew 15:14
Regard them not; for they are blind guides of the blind: and if the blind lead the blind, both will fall into the ditch.
Matthew 23:16-26
Wo unto you, ye blind guides, who say, If any one swear by the temple, it is nothing;
Mark 13:34-37
as a man travelling abroad, who left his house, and gave charge to his servants, to each his work, and bid the porter be watchful.
Luke 6:39-40
And He said to them by way of parable, Can a blind man guide a blind man? will they not both fall into a ditch?