Matthew 15:2-5
Why do thy disciples transgress the tradition of the elders? for they wash not their hands when they eat bread.
Luke 11:45-46
And one of the lawyers answering saith to him, Teacher, in saying these things, thou revilest us also.
Romans 2:19-24
and art confident that thou thyself art a guide of the blind, a light to those who are in darkness,
Romans 14:21
It is good neither to eat flesh, nor to drink wine, nor to do anything whereby thy brother stumbleth, or is put in danger of falling, or is made weak.
Hebrews 3:12
Take heed, brethren, lest there be in any one of you an evil heart of unbelief, in departing from the living God.