Luke 17:2

It would be good [i.e., better] for him to have had a huge millstone tied around his neck and be thrown into the ocean [Note: This "millstone" was a huge, circular stone rolled over grain to crush it and was moved by an animal walking in a circle], rather than having him cause one of these little ones [i.e., humble followers of the Lord] to be led astray [from God].

Mark 9:42

And whoever causes one of these little ones [i.e., humble followers of the Lord. See Matt. 18:6] who believes in me to be led astray [from God], he would have been better off to have had a huge millstone tied around his neck and thrown into the ocean [Note: This was a heavy, circular stone rolled over grain to crush it, and moved by an animal walking in a circle].

Matthew 18:3-6

and said, "Truly I tell you, you will never enter the kingdom of heaven unless you turn [your life around] and become like little children [i.e., having child-like humility].

Matthew 18:10

Make sure you do not look down on any one of these little ones [i.e., humble followers of Christ]. For I tell you, their angels in heaven always see the face of my Father in heaven. {[{[Some ancient manuscripts include verse

Matthew 18:14

In the same way, it is not the will of your Father in heaven that [a single] one of these little ones [i.e., humble followers of Christ] should be lost.

Matthew 26:24

The Son of man is going [to die], but it is too bad for that person through whom the Son of man is turned over [to the Jewish leaders]! It would be better for that man if he had not been born."

John 21:15

So, after they had eaten, Jesus said to Simon Peter, "Simon, son of John, do you really love me more than these [other disciples do]?" Peter answered Him, "Yes, Lord, you know that I love you." [Note: Since two different Greek words for "love" are used in this conversation, some scholars see a distinction in their meaning. See Butler, Vol. II, pp. 453-457 for a discussion of these views]. Jesus replied to him, "[Then] feed my lambs."

1 Corinthians 8:11-12

So, this weak brother, for whose sake Christ died, becomes [spiritually] destroyed, [and all] because of your "knowledge" [i.e., you know that such eating is harmless, but your weak brother does not know this, so he is led into sin by your unloving example].

1 Corinthians 9:15

But I have not availed myself of any of these rights. And I am not writing this so that it would be done in my case, for I would rather die than have anyone make my boast [i.e., of preaching without financial support] an empty one.

1 Corinthians 9:22

I behaved like a weak person in front of weak people [See 8:9-12], in order to win them over [i.e., to help them become stronger]. I have become all things to all people so that, in every way, I could save some of them.

2 Peter 2:1-3

But just as there were false prophets among the people before, there will also be false teachers among you [Christians]. They will privately teach harmful doctrines that destroy people [spiritually], by even denying [that Jesus is] the Master, [and thereby] destroying themselves quickly.

Treasury of Scripture Knowledge

Summary

It were better for him that a millstone were hanged about his neck, and he cast into the sea, than that he should offend one of these little ones.

Bible References

Better

Matthew 18:6
But that person who causes one of these little ones [i.e., humble followers of the Lord] who believes in me to be led astray [from God], he would have been better off to have had a huge millstone tied around his neck and dumped into a deep ocean [Note: This "millstone" was a heavy circular stone rolled over grain to crush it and was moved by an animal walking in a circle].
Matthew 26:24
The Son of man is going [to die], but it is too bad for that person through whom the Son of man is turned over [to the Jewish leaders]! It would be better for that man if he had not been born."
Mark 9:42
And whoever causes one of these little ones [i.e., humble followers of the Lord. See Matt. 18:6] who believes in me to be led astray [from God], he would have been better off to have had a huge millstone tied around his neck and thrown into the ocean [Note: This was a heavy, circular stone rolled over grain to crush it, and moved by an animal walking in a circle].
1 Corinthians 9:15
But I have not availed myself of any of these rights. And I am not writing this so that it would be done in my case, for I would rather die than have anyone make my boast [i.e., of preaching without financial support] an empty one.
2 Peter 2:1
But just as there were false prophets among the people before, there will also be false teachers among you [Christians]. They will privately teach harmful doctrines that destroy people [spiritually], by even denying [that Jesus is] the Master, [and thereby] destroying themselves quickly.