Matthew 18:6-7
And whosoever shall cause one of these little ones, who believe in me, to stumble, it were better for him that a millstone was hung at his neck, and that he was sunk in the depth of the sea.
Romans 14:15
But if by meat thy brother is grieved, thou walkest no more according to love. Do not by thy meat destroy him for whom Christ died.
Romans 14:21
It is laudable not to eat flesh, or to drink wine, nor to do any thing whereby thy brother is stumbled, or scandalized, or weakened.
1 Corinthians 8:11-13
And the weak brother will be destroyed by thy knowledge, for whom Christ died.
1 Peter 2:9
But ye are an elect race, a royal priesthood, a holy nation, a people acquired by purchase; that ye should publish abroad the excellencies of him, who hath called you out of darkness into his marvellous light: