Luke 11:41

Only give away what is in them in charity, and at once you have the whole clean.

Acts 10:15-16

Again he was aware of a voice which said-- "What God has pronounced 'clean', do not regard as 'defiled'."

Acts 10:28

"You are doubtless aware that it is forbidden for a Jew to be intimate with a foreigner, or even to enter his house; and yet God has shown me that I ought not to call any man 'defiled' or 'unclean.'

Romans 14:14

Through my union with the Lord Jesus, I know and am persuaded that nothing is 'defiling in itself.' A thing is 'defiling' only to him who holds it to be so.

Romans 14:20

Do not undo God's work for the sake of what you eat. Though everything is 'clean,' yet, if a man eats so as to put a stumbling- block in the way of others, he does wrong.

2 Corinthians 6:17

Therefore "Come out from among the nations, and separate yourselves from them," says the Lord, "and touch nothing impure; And I will welcome you;

Titus 1:15

Everything is pure to the pure-minded, but to those whose minds are polluted and who are unbelievers nothing is pure. Their minds and consciences are alike polluted.

Treasury of Scripture Knowledge

Summary

And the flesh that toucheth any unclean thing shall not be eaten; it shall be burnt with fire: and as for the flesh, all that be clean shall eat thereof.

Bible References

General references

Luke 11:41
Only give away what is in them in charity, and at once you have the whole clean.
Acts 10:15
Again he was aware of a voice which said-- "What God has pronounced 'clean', do not regard as 'defiled'."
Romans 14:14
Through my union with the Lord Jesus, I know and am persuaded that nothing is 'defiling in itself.' A thing is 'defiling' only to him who holds it to be so.
2 Corinthians 6:17
Therefore "Come out from among the nations, and separate yourselves from them," says the Lord, "and touch nothing impure; And I will welcome you;
Titus 1:15
Everything is pure to the pure-minded, but to those whose minds are polluted and who are unbelievers nothing is pure. Their minds and consciences are alike polluted.