Mark 7:15
Nothing which being out of a man entering into him, can defile him; but those things which proceed from the man, these are the things which defile the man.
Matthew 12:34
Offspring of vipers, how can you, being evil, speak good things? For out of the abundance of the heart the mouth speaks.
Matthew 15:16
And he said, Are you so entirely without understanding?
Mark 7:18-23
And he said to them, Are you also so without understanding? Do you not understand that nothing which enters into a man from without can defile him,
Acts 10:14-16
But Peter said, By no means, Lord, for I have never eaten any thing common and impure.
Acts 10:28
and he said to them, You know that it is not lawful for a Jew to associate with a man of another nation, or come into his house; and God has taught me not to call any man common or impure;
Acts 11:8-10
And I said, By no means, Lord, for nothing common or impure has ever entered into my mouth.
Acts 15:20-21
but to send to them to abstain from things sacrificed to idols, and fornication, and things strangled, and blood.
Romans 14:17
For the kingdom of God is not eating and drinking, but righteousness, and peace, and joy in the Holy Spirit;
1 Corinthians 10:25
Whatever is sold in the market eat, asking no questions for conscience' sake;
1 Timothy 4:3-5
who forbid to marry, [command] to abstain from meat, which God created to be received with thanksgiving by the faithful and those who know the truth.
Titus 1:15
To the pure all things are pure; but to the defiled and unbelieving, nothing is pure; but their mind and conscience are defiled.
Hebrews 9:10
only in meats and drinks and different baptisms, and external ordinances, imposed till the time of reformation.
Hebrews 13:9
Be not carried about with various and strange doctrines; for it is good that the mind should be established with grace, not with aliments, in which those walking are not profited.