Romans 14:2

One man indeed thinketh he may eat all meats; another, who is weak, eateth vegetables.

Romans 14:14

I know, and am convinced by the Lord Jesus, that there is nothing unclean of itself; but to him who thinketh any thing to be unclean, to him it is unclean.

Romans 14:22-23

Hast thou faith, exercise it before God within thyself. Blessed is the man who condemneth not himself in that which he alloweth.

1 Corinthians 10:25

Every thing which is sold in the shambles eat, asking no question for conscience sake;

Galatians 2:12

For before certain persons came from James, he did eat with the Gentiles, but when they were come, he withdrew, and separated himself, fearing those of the circumcision.

1 Timothy 4:4

For every creature of God is good, and none to be rejected, if used with thanksgiving:

Titus 1:15

All things indeed are clean to the clean: but to the defiled and to the unbelievers there is nothing clean; but their very mind and conscience are defiled.

Hebrews 9:10

as they consist only of meats, and drinks, and different ablutions, and corporal services, until the appointed time of perfect reformation.

Hebrews 13:9

Be not tossed about by various and strange doctrines: for it is good to have the heart firmly established by grace, not by meats, in which observances they who have walked have found no manner of advantage.

Treasury of Scripture Knowledge

Summary

For one believeth that he may eat all things: another, who is weak, eateth herbs.

Another

Bible References

That

Romans 14:14
I know, and am convinced by the Lord Jesus, that there is nothing unclean of itself; but to him who thinketh any thing to be unclean, to him it is unclean.
1 Corinthians 10:25
Every thing which is sold in the shambles eat, asking no question for conscience sake;
Galatians 2:12
For before certain persons came from James, he did eat with the Gentiles, but when they were come, he withdrew, and separated himself, fearing those of the circumcision.
1 Timothy 4:4
For every creature of God is good, and none to be rejected, if used with thanksgiving:
Titus 1:15
All things indeed are clean to the clean: but to the defiled and to the unbelievers there is nothing clean; but their very mind and conscience are defiled.
Hebrews 9:10
as they consist only of meats, and drinks, and different ablutions, and corporal services, until the appointed time of perfect reformation.
Hebrews 13:9
Be not tossed about by various and strange doctrines: for it is good to have the heart firmly established by grace, not by meats, in which observances they who have walked have found no manner of advantage.

Another

Romans 14:22
Hast thou faith, exercise it before God within thyself. Blessed is the man who condemneth not himself in that which he alloweth.