But whoever may cause one of these little ones who believe in me to stumble, it is advantageous for him that a donkey-powered millstone were hanged on his neck, and he were drowned in the depth of the sea.

All things are lawful for me, but not all things are expedient. All things are lawful for me, but I will not be brought under control by anything.

But food does not present us to God, for neither if we eat are we ahead, nor if we do not eat are we behind.

Therefore whether ye eat, or drink, or anything ye do, do all to the glory of God.

The work

For we are his workmanship, created in Christ Jesus for good works, which God preordained that we should walk in them.

Being confident of this same thing, that he who began a good work in you will complete it until the day of Christ Jesus.

All

I know and am persuaded in Lord Jesus, that nothing is profane by itself, except to him who regards anything to be profane. To that man it is profane.

Not that which enters into the mouth defiles the man, but that which comes out of the mouth, this defiles the man.

And a voice again for a second time, What God has cleansed, thou shall not make profane.

forbidding to marry, to abstain from foods, which God created for partaking with thankfulness by those who believe and know the truth.

Truly to the pure all things are pure, but to those who are defiled and unbelieving nothing is pure, but both their mind and their conscience are defiled.

General references

And the flesh that touches any unclean thing shall not be eaten; it shall be burnt with fire. And as for the flesh, every clean man shall eat of it,

The priests shall not eat of anything that dies of itself, or is torn, whether it be bird or beast.

Look ye out (each man) not to things of yourselves, but each man also to the things of others.