Philippians 3:2
be upon your guard against snarlers, against the contrivances of the crafty, against the spurious breed;
Matthew 15:14
let them alone: they are blind leaders of the blind. now if the blind lead the blind, both shall fall into the ditch.
Matthew 23:16-26
wo unto you, ye blind guides, who say, if any man swear by the temple he is under no obligation: but if he swear by the gold of the temple, he is bound by his oath.
Mark 13:34-37
when a man travels into foreign parts, he leaves his goods in charge to his servants, he appoints to every one his task, and orders the porter to be vigilant,
Luke 6:39-40
And by way of comparison he said to them, can the blind lead the blind without tumbling both into the ditch?