Luke 17:1

And He spoke to His disciples, It is impossible for offenses not to come: but woe unto him, through whom they come;

Matthew 18:7

Woe unto the world on account of offensives, for it is necessary that offensives come; but woe unto that man through whom the offense comes!

1 Corinthians 11:19

For it behooves that heresies should indeed be among you, in order that the approved may be made manifest among you.

Matthew 16:23

And turning He said to Peter, Get behind me, adversary: thou art my stumbling-block; because thou art not thinking about the things of God, but those of men.

Romans 14:13

Then let us no longer judge one another: but rather judge this, not to place before a brother an offence for a stumblingblock.

Romans 14:20-21

Do not destroy the work of God on account of meat. All things are pure; but it is evil to the man who eats with offence:

Romans 16:17

But I exhort you, brethren, to mark those who cause divisions and stumblings, contrary to the teaching which you have learned, and depart from them.

1 Corinthians 8:13

If indeed meat causes my brother to stumble, I never eat any more meat, in order that I may not lay a stumblingblock in the way of my brother.

1 Corinthians 10:32

Be ye without offence, both to Jews, and to Greeks, and to the church of God:

2 Thessalonians 2:10-12

and in all the deception of unrighteousness to those who perish; because they did not receive the divine love of the truth, that they might be saved.

Revelation 2:14

But I have a few things against thee, because thou hast there those holding the teachings of Balaam, who taught Balak to cast a stumblingblock before the sons of Israel, and to eat things sacrificed to idols, and to commit fornication.

Revelation 2:20

But I have it against you, that you suffer the woman Jezebel, who says herself to be a prophet, and teaches and deceives my servants to commit fornication, and to cat things sacrificed to idols.

Revelation 13:14-18

And he deceives those dwelling upon the earth through the signs which it was given unto him to perform in the presence of the beast, saying to those dwelling on the earth, that they should make an image to the beast, who had the wound of the sword, and did live.

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
And turning He said to Peter, Get behind me, adversary: thou art my stumbling-block; because thou art not thinking about the things of God, but those of men.
Matthew 18:7
Woe unto the world on account of offensives, for it is necessary that offensives come; but woe unto that man through whom the offense comes!
Romans 14:13
Then let us no longer judge one another: but rather judge this, not to place before a brother an offence for a stumblingblock.
Romans 16:17
But I exhort you, brethren, to mark those who cause divisions and stumblings, contrary to the teaching which you have learned, and depart from them.
1 Corinthians 8:13
If indeed meat causes my brother to stumble, I never eat any more meat, in order that I may not lay a stumblingblock in the way of my brother.
1 Corinthians 10:32
Be ye without offence, both to Jews, and to Greeks, and to the church of God:
1 Corinthians 11:19
For it behooves that heresies should indeed be among you, in order that the approved may be made manifest among you.
2 Thessalonians 2:10
and in all the deception of unrighteousness to those who perish; because they did not receive the divine love of the truth, that they might be saved.
Revelation 2:14
But I have a few things against thee, because thou hast there those holding the teachings of Balaam, who taught Balak to cast a stumblingblock before the sons of Israel, and to eat things sacrificed to idols, and to commit fornication.
Revelation 13:14
And he deceives those dwelling upon the earth through the signs which it was given unto him to perform in the presence of the beast, saying to those dwelling on the earth, that they should make an image to the beast, who had the wound of the sword, and did live.