Matthew 18:6-7
But whoever is a hindrance to one of these little ones who believe in me, better for him to have a great mill-stone hung round his neck and be sunk in the deep sea.
Romans 14:15
If your brother is being injured because you eat a certain food, then you are no longer living by the rule of love. Do not let that food of yours ruin the man for whom Christ died.
Romans 14:21
the right course is to abstain from flesh or wine or indeed anything that your brother feels to be a stumbling-block.
1 Corinthians 8:11-13
He is ruined, this weak man, ruined by your 'enlightened mind,' this brother for whose sake Christ died!
1 Peter 2:9
But you are the elect race, the royal priesthood, the consecrated nation, the People who belong to Him, that you may proclaim the wondrous deeds of Him who has called you from darkness to his wonderful light ??10 you who once were no people and now are God's people, you who once were unpitied and now are pitied.