New Revised Standard Version
But those who have doubts are condemned if they eat, because they do not act from faith; for whatever does not proceed from faith is sin.

Contemporary English Version
But if you do have doubts about what you eat, you are going against your beliefs. And you know that is wrong, because anything you do against your beliefs is sin.

New American Bible
But whoever has doubts is condemned if he eats, because this is not from faith; for whatever is not from faith is sin.

Douay-Rheims Bible
But he that discerneth, if he eat, is condemned; because not of faith. For all that is not of faith is sin.

But he that discerneth, if he eat, is condemned; because not of faith. For all that is not of faith is sin.

he that.

1 Corinthians 8:7 But there is not knowledge in every one. For some until this present, with conscience of the idol, eat as a thing sacrificed to an idol: and their conscience, being weak, is defiled.

doubteth.

damned.

Romans 13:2 Therefore, he that resisteth the power resisteth the ordinance of God. And they that resist purchase to themselves damnation.

1 Corinthians 11:29-31 For he that eateth and drinketh unworthily eateth and drinketh judgment to himself, not discerning the body of the Lord. . . .

whatsoever.

Titus 1:15 All things are clean to the clean: but to them that are defiled and to unbelievers, nothing is clean: but both their mind and their conscience are defiled.

Hebrews 11:6 But without faith it is impossible to please God. For he that cometh to God must believe that he is: and is a rewarder to them that seek him.