Matthew 15:2-5
Why do your disciples transgress the tradition of the elders? for they do not wash their hands when they eat bread.
Luke 11:45-46
And one of the lawyers answered and said to him: Teacher, in saying these things, you reproach us also.
Romans 2:19-24
if you are also confident that you yourself are a guide for 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 any thing by which your brother stumbles, or is ensnared, or is made weak.
Hebrews 3:12
Take heed, brethren, lest there be in any of you an evil heart of unbelief in apostatizing from the living God.