Romans 14:15
If your brother is continually pained because of your food, you are not conducting yourself any longer in love. Do not, by what you eat, persist in destroying a man for whom Christ died.
Romans 16:18
Turn away from them. For men of that stamp are not the slaves of Christ, but are slaves to their own appetites. By their smooth and fair speech they beguile the hearts of the innocent.
1 Corinthians 8:11
So he is lost, this weak man, lost by your "knowledge." this brother for whom Christ died.
1 Peter 5:2
Be shepherds to your flock of God; take charge of them willingly, and not through compulsion; not for filthy lucre, but with a willing mind;
2 Peter 2:2-3
Then there will be many who will follow their immorality, because of whom the Way of the Truth will be maligned.