Luke 20:8
and Jesus said to them, "Neither do I tell you by what authority I am doing these things."
Ephesians 5:5
For this ye know, assuredly, that no fornicator, nor unclean person, nor covetous man (who is an idolater), has any inheritance in the Kingdom of Christ and God.
1 Peter 2:8
and "a stone of stumbling, and rock of offense"; who stumble, being disobedient to the word, to which also they were appointed.
Revelation 2:14
But I have a few things against you, because you have there those holding the teaching of Balaam, who taught Balak to cast a stumbling-block before the sons of Israel, to eat idol-sacrifices, and to commit fornication.