Leviticus 7:19
And the flesh that touches any unclean thing shall not be eaten. It shall be burned with fire. And as for the flesh, all who are clean shall eat of it.
Leviticus 11:24-39
And you shall be unclean for these. Whoever touches their dead body shall be unclean until the evening.
Numbers 19:11-16
He who touches the dead body of any man shall be unclean seven days.
Luke 11:41
But give alms of such things as you have, and behold, all things are clean to you.
Acts 10:15-16
And the voice spoke to him again the second time, What God has made clean, you do not call common.
Acts 10:28
And he said to them, You know that it is an unlawful thing for a man, a Jew to keep company with or to come near to one of another nation. But God has shown me not to call any man common or unclean.
Romans 14:14
I know and am persuaded in the Lord Jesus, that nothing by itself is common; except to him who esteems anything to be common, it is common.
Romans 14:20
Do not undo the work of God for food. Truly, all things indeed are clean, but it is bad to the man eating because of a stumbling-block.
2 Corinthians 6:17
Therefore come out from among them and be separated, says the Lord, and do not touch the unclean thing. And I will receive you
Titus 1:15
To the pure all things are pure. But to those who are defiled and unbelieving nothing is pure, but even their mind and conscience is defiled.