Matthew 15:17

Do you not see how all that enters the mouth passes into the belly and is then thrown out into the drain,

1 Corinthians 6:13

'Food is meant for the stomach, and the stomach for food'? Yes, and God will do away with the one and the other. The body is not meant for immorality but for the Lord, and the Lord is for the body;

Matthew 7:19-20

[Relocated to follow vs 20] Any tree that does not produce sound fruit will be cut down and thrown into the fire.

Luke 6:45

The good man produces good from the good stored in his heart, and the evil man evil from his evil: for a man's mouth utters what his heart is full of.

Colossians 2:21-22

"Hands off this!" "Taste not that!" "Touch not this!" ??22 referring to things that perish by being used? These rules are determined by human precepts and tenets;

James 3:6

And the tongue is a fire, the tongue proves a very world of mischief among our members, staining the whole of the body and setting fire to the round circle of existence with a flame fed by hell.

Treasury of Scripture Knowledge

Summary

Do not ye yet understand, that whatsoever entereth in at the mouth goeth into the belly, and is cast out into the draught?

General references

Bible References

That

Matthew 7:19
[Relocated to follow vs 20] Any tree that does not produce sound fruit will be cut down and thrown into the fire.
Luke 6:45
The good man produces good from the good stored in his heart, and the evil man evil from his evil: for a man's mouth utters what his heart is full of.
1 Corinthians 6:13
'Food is meant for the stomach, and the stomach for food'? Yes, and God will do away with the one and the other. The body is not meant for immorality but for the Lord, and the Lord is for the body;
Colossians 2:21
"Hands off this!" "Taste not that!" "Touch not this!" ??22 referring to things that perish by being used? These rules are determined by human precepts and tenets;
James 3:6
And the tongue is a fire, the tongue proves a very world of mischief among our members, staining the whole of the body and setting fire to the round circle of existence with a flame fed by hell.

General references

Mark 7:18
He said to them, "So you do not understand, either? Do you not see how nothing outside a man can defile him by entering him?