Matthew 15:2-5
"How is it that your disciples break the traditions of our ancestors? For they do not wash their hands when they eat food."
Luke 11:45-46
Here one of the Students of the Law interrupted him by saying: "Teacher, when you say this, you are insulting us also."
Romans 2:19-24
Perhaps you are confident that you are a guide to the blind, a light to those who are in the dark, an instructor of the unintelligent,
Romans 14:21
The right course is to abstain from meat or wine or, indeed, anything that is a stumbling-block to your Brother.
Hebrews 3:12
Be careful, Brothers, that there is never found in any one of you a wicked and faithless heart, shown by his separating himself from the Living God.