Romans 14:20

Do not undo the work of God for food. Truly, all things indeed are clean, but it is bad to the man eating because of a stumbling-block.

Romans 14:14-15

I know and am persuaded in the Lord Jesus, that nothing by itself is common; except to him who esteems anything to be common, it is common.

Acts 10:15

And the voice spoke to him again the second time, What God has made clean, you do not call common.

Titus 1:15

To the pure all things are pure. But to those who are defiled and unbelieving nothing is pure, but even their mind and conscience is defiled.

Matthew 15:11

Not that which goes into the mouth defiles a man; but that which comes out of the mouth, this defiles a man.

Matthew 18:6

But whoever shall offend one of these little ones who believes in Me, it would be better for him that an ass's millstone were hung around his neck, and he be sunk in the depth of the sea.

Romans 14:21

It is good neither to eat flesh, nor to drink wine, nor anything by which your brother stumbles, or is offended, or is made weak.

1 Corinthians 6:12-13

All things are lawful to me, but not all things profit. All things are lawful for me, but I will not be brought under the power of any.

1 Corinthians 8:8-13

But food does not commend us to God. For neither if we eat are we the better, nor if we do not eat are we the worse.

1 Corinthians 10:31-33

Therefore whether you eat or drink, or whatever you do, do all to the glory of God.

Ephesians 2:10

For we are His workmanship, created in Christ Jesus to good works, which God has before ordained that we should walk in them.

Philippians 1:6

being confident of this very thing, that He who has begun a good work in you will perform it until the day of Jesus Christ,

1 Timothy 4:3-5

forbidding to marry, saying to abstain from foods which God has created to be received with thanksgiving by those who believe and know the truth.

Treasury of Scripture Knowledge

Summary

For meat destroy not the work of God. All things indeed are pure; but it is evil for that man who eateth with offence.

Bible References

For

Romans 14:15
But if your brother is grieved with your food, you no longer walk according to love. Do not with your food destroy him for whom Christ died.
Matthew 18:6
But whoever shall offend one of these little ones who believes in Me, it would be better for him that an ass's millstone were hung around his neck, and he be sunk in the depth of the sea.
1 Corinthians 6:12
All things are lawful to me, but not all things profit. All things are lawful for me, but I will not be brought under the power of any.
1 Corinthians 8:8
But food does not commend us to God. For neither if we eat are we the better, nor if we do not eat are we the worse.
1 Corinthians 10:31
Therefore whether you eat or drink, or whatever you do, do all to the glory of God.

The work

Ephesians 2:10
For we are His workmanship, created in Christ Jesus to good works, which God has before ordained that we should walk in them.
Philippians 1:6
being confident of this very thing, that He who has begun a good work in you will perform it until the day of Jesus Christ,

All

Romans 14:14
I know and am persuaded in the Lord Jesus, that nothing by itself is common; except to him who esteems anything to be common, it is common.
Matthew 15:11
Not that which goes into the mouth defiles a man; but that which comes out of the mouth, this defiles a man.
Acts 10:15
And the voice spoke to him again the second time, What God has made clean, you do not call common.
1 Timothy 4:3
forbidding to marry, saying to abstain from foods which God has created to be received with thanksgiving by those who believe and know the truth.
Titus 1:15
To the pure all things are pure. But to those who are defiled and unbelieving nothing is pure, but even their mind and conscience is defiled.

General references

Leviticus 7:19
And the flesh that touches any unclean thing shall not be eaten. It shall be burned with fire. And as for the flesh, all who are clean shall eat of it.
Ezekiel 44:31
The priests shall not eat of anything that died of itself, or is torn, whether it is bird or animal.
Philippians 2:4
Do not let each man look upon his own things, but each man also on the things of others.