Matthew 18:6

But whosoever shall offend one of these little ones who believe in me, it were profitable for him that a great millstone had been hanged upon his neck and he be sunk in the depths of the sea.

Mark 9:42

And whosoever shall be a snare to one of the little ones who believe in me, it were better for him if a millstone were hung about his neck, and he cast into the sea.

Psalm 105:15

Saying, Touch not mine anointed ones, and do my prophets no harm.

Zechariah 2:8

For thus saith Jehovah of hosts: After the glory, hath he sent me unto the nations that made you a spoil; for he that toucheth you toucheth the apple of his eye.

Zechariah 13:7

Awake, O sword, against my shepherd, even against the man that is my fellow, saith Jehovah of hosts: smite the shepherd, and the sheep shall be scattered, and I will turn my hand upon the little ones.

Matthew 18:10

See that ye do not despise one of these little ones; for I say unto you that their angels in the heavens continually behold the face of my Father who is in the heavens.

Matthew 18:14

So it is not the will of your Father who is in the heavens that one of these little ones should perish.

Luke 17:1-2

And he said to his disciples, It cannot be but that offences come, but woe to him by whom they come!

Acts 9:5

And he said, Who art thou, Lord? And he said, I am Jesus, whom thou persecutest.

Romans 14:13-15

Let us no longer therefore judge one another; but judge ye this rather, not to put a stumbling-block or a fall-trap before his brother.

Romans 14:21

It is right not to eat meat, nor drink wine, nor do anything in which thy brother stumbles, or is offended, or is weak.

Romans 15:1-3

But we ought, we that are strong, to bear the infirmities of the weak, and not to please ourselves.

1 Corinthians 8:9-13

But see lest anywise this your right to eat itself be a stumbling-block to the weak.

1 Corinthians 10:32-33

Give no occasion to stumbling, whether to Jews, or Greeks, or the assembly of God.

2 Thessalonians 1:6-9

if at least it is a righteous thing with God to render tribulation to those that trouble you,

Treasury of Scripture Knowledge

Summary

But whoso shall offend one of these little ones which believe in me, it were better for him that a millstone were hanged about his neck, and that he were drowned in the depth of the sea.

General references

Bible References

Little

Matthew 18:10
See that ye do not despise one of these little ones; for I say unto you that their angels in the heavens continually behold the face of my Father who is in the heavens.
Zechariah 13:7
Awake, O sword, against my shepherd, even against the man that is my fellow, saith Jehovah of hosts: smite the shepherd, and the sheep shall be scattered, and I will turn my hand upon the little ones.
Luke 17:2
It would be more profitable for him if a millstone were hanged about his neck and he cast into the sea, than that he should be a snare to one of these little ones.

General references

2 Corinthians 6:3
giving no manner of offence in anything, that the ministry be not blamed;
Philippians 2:4
regarding not each his own qualities, but each those of others also.