Luke 17:1

And he said to his disciples, It is impossible but that stumblingblocks will come; but woe to him through whom they come!

Matthew 18:7

Woe to the world because of stumblingblocks! For it must needs be that stumblingblocks come; but woe to the man through whom the stumblingblock cometh!

1 Corinthians 11:19

for there must be also parties among you, that they who are approved may also become manifest among you.

Matthew 16:23

But he turned and said to Peter, Get thee behind me, Satan! thou art my stumblingblock; for thy thoughts are not on the things of God, but on those of men.

Romans 14:13

Let us then no longer judge one another; but let this rather be your judgment, not to put a stumblingblock, or an occasion to fall, in a brothers way.

Romans 14:20-21

Do not for the sake of food undo the work of God. All things indeed are clean; but that which is pure is evil for that man who eateth so as to be an occasion of sin.

Romans 16:17

But I exhort your brethren, to mark those who are causing divisions and offences, contrary to the doctrine which ye learned; and avoid them.

1 Corinthians 8:13

Wherefore, if food cause my brother to fall, I will eat no flesh for ever, lest I cause my brother to fall. Am I not free?

1 Corinthians 10:32

Give no occasion of stumbling either to Jews or Greeks, or to the church of God;

2 Thessalonians 2:10-12

and in all deceit of unrighteousness for those who are perishing; because they received not the love of the truth, that they might be saved.

Revelation 2:14

But I have a few things against thee; thou hast there them that hold the teaching of Balaam, who taught Balak to put a stumblingblock in the way of the sons of Israel, and to eat things sacrificed to idols, and to commit fornication.

Revelation 2:20

But I have this against thee, that thou sufferest thy wife Jezebel, who calleth herself a prophetess, and she teacheth and seduceth my servants to commit fornication, and to eat things sacrificed to idols.

Revelation 13:14-18

And he deceiveth them that dwell on the earth, by reason of the signs which it was given him to do in the presence of the beast; commanding those who dwell on the earth to make an image to the beast which had the wound by a sword, and lived.

Treasury of Scripture Knowledge

Summary

Then said he unto the disciples, It is impossible but that offences will come: but woe unto him, through whom they come!

Bible References

It is

Matthew 16:23
But he turned and said to Peter, Get thee behind me, Satan! thou art my stumblingblock; for thy thoughts are not on the things of God, but on those of men.
Matthew 18:7
Woe to the world because of stumblingblocks! For it must needs be that stumblingblocks come; but woe to the man through whom the stumblingblock cometh!
Romans 14:13
Let us then no longer judge one another; but let this rather be your judgment, not to put a stumblingblock, or an occasion to fall, in a brothers way.
Romans 16:17
But I exhort your brethren, to mark those who are causing divisions and offences, contrary to the doctrine which ye learned; and avoid them.
1 Corinthians 8:13
Wherefore, if food cause my brother to fall, I will eat no flesh for ever, lest I cause my brother to fall. Am I not free?
1 Corinthians 10:32
Give no occasion of stumbling either to Jews or Greeks, or to the church of God;
1 Corinthians 11:19
for there must be also parties among you, that they who are approved may also become manifest among you.
2 Thessalonians 2:10
and in all deceit of unrighteousness for those who are perishing; because they received not the love of the truth, that they might be saved.
Revelation 2:14
But I have a few things against thee; thou hast there them that hold the teaching of Balaam, who taught Balak to put a stumblingblock in the way of the sons of Israel, and to eat things sacrificed to idols, and to commit fornication.
Revelation 13:14
And he deceiveth them that dwell on the earth, by reason of the signs which it was given him to do in the presence of the beast; commanding those who dwell on the earth to make an image to the beast which had the wound by a sword, and lived.