1 Corinthians 8:9

but take care that this liberty of yours does not prove a scandal to the weak.

Galatians 5:13

for, brethren, you have been called to liberty. only abuse not this freedom as a pretext to vice, but in offices of love be as servants one to another.

Romans 14:20-21

do not for such a thing as meat, pull down what God has been raising. all things indeed are pure; but they become evil to him who by eating giveth offence.

Romans 14:1-2

A weak convert receive as a friend without regard to any difference of opinion.

Romans 14:13-15

let us not judge one another any more: but rather come to this determination, not to put a stumbling-block, or any thing in a brother's way, that may make him fall.

1 Corinthians 8:10

for if any man see you who have a just notion of idols, sitting at table in their temple, will not the person who is wrong in his notions be incouraged to eat what is offered to idols, tho' contrary to his own opinion?

1 Corinthians 10:24

Let no man consult barely his own interest: but every man that of others.

1 Peter 2:16

men. You are free, don't let your liberty serve as a pretext for vice: but act as the servants

Matthew 18:6-7

But whoever shall occasion such an humble believer to fall off from the faith, it were better for him that a mill-stone were hang'd about his neck, and that he were plung'd to the bottom of the sea.

Matthew 18:10

take care not to despise one of such an humble disposition: for I tell you, that in heaven their angels are continually attending the presence of my father who is in heaven:

Luke 17:1-2

Then said Jesus to his disciples, it is impossible but that discouragements should come: but wo to him, who is the occasion of them.

Romans 15:1

I add, we that are better inform'd ought to bear the infirmities of the weak, and not study our own pleasure.

1 Corinthians 8:12

but when you thus offend against the brethren, by wounding their weak conscience, you sin against Christ.

1 Corinthians 9:22

to the weak I became as weak, that I might gain the weak: I became all things to all men, that I might save all sorts of men.

1 Corinthians 10:29

when I say conscience, I don't mean your own, but that of the other: for why should I expose my liberty to the censure of another man's conscience?

1 Corinthians 10:32

give no offence, neither to the Jews, nor to the Gentiles, nor to the church of God.

2 Corinthians 11:21

as if I was inferior to them. but whatever they pretend to, (I must be so vain) I pretend to the like.

2 Peter 2:19

whilst they promise others liberty, they themselves are slaves to their corrupt passions. for he that is vanquished, is a slave to the conqueror.

Revelation 2:14

but I have a few things against thee, because thou hast there those that hold the doctrine of Balaam, who counselled Balac to ensnare the children of Israel, to eat things sacrificed to idols, and to commit fornication.

Treasury of Scripture Knowledge

Summary

But take heed lest by any means this liberty of yours become a stumblingblock to them that are weak.

General references

Bible References

A stumbling-block

1 Corinthians 10:32
give no offence, neither to the Jews, nor to the Gentiles, nor to the church of God.
Romans 14:13
let us not judge one another any more: but rather come to this determination, not to put a stumbling-block, or any thing in a brother's way, that may make him fall.
Galatians 5:13
for, brethren, you have been called to liberty. only abuse not this freedom as a pretext to vice, but in offices of love be as servants one to another.
Revelation 2:14
but I have a few things against thee, because thou hast there those that hold the doctrine of Balaam, who counselled Balac to ensnare the children of Israel, to eat things sacrificed to idols, and to commit fornication.

Weak

1 Corinthians 8:12
but when you thus offend against the brethren, by wounding their weak conscience, you sin against Christ.
1 Corinthians 9:22
to the weak I became as weak, that I might gain the weak: I became all things to all men, that I might save all sorts of men.
Romans 14:1
A weak convert receive as a friend without regard to any difference of opinion.
Romans 15:1
I add, we that are better inform'd ought to bear the infirmities of the weak, and not study our own pleasure.
2 Corinthians 11:21
as if I was inferior to them. but whatever they pretend to, (I must be so vain) I pretend to the like.

General references

2 Corinthians 6:3
as for us, we give no occasion of offence, that our ministry may not be blamed:
Philippians 2:4
let no man consult only his private interest, but let every man consult likewise the interest of others.