Matthew 15:14 YLT

¹²  Then his disciples having come near, said to him, 'Hast thou known that the Pharisees, having heard the word, were stumbled?'

¹³  And he answering said, 'Every plant that my heavenly Father did not plant shall be rooted up;

¹⁴  let them alone, guides they are -- blind of blind; and if blind may guide blind, both into a ditch shall fall.'

¹⁵  And Peter answering said to him, 'Explain to us this simile.'

¹⁶  And Jesus said, 'Are ye also yet without understanding?