Mark 12:4
Then he sent another slave to them; and this man they knocked over the head and handled shamefully.
Luke 13:5
"I tell you no; but unless you repent, you will all perish as they did."
Hebrews 2:1-3
For this reason we must pay the more earnest heed to the things which we have heard, for fear we should drift away.
Hebrews 12:25
See that you do not refuse him who is speaking. For if they did not escape punishment when they refused to listen to their instructor on earth, much less shall we escape if we turn away from him who is teaching us from heaven;
Revelation 2:14-16
But I have a few things against you, because you have there some who hold to the teaching of Balaam, who taught Balak to put a stumbling-block before the sons of Israel, to eat food offered to idols, and to practise immorality.