Leviticus 7:19
The flesh that touches anything unclean shall not be eaten. It should be burned with fire. As for other flesh, anyone who is clean may eat such flesh.
Leviticus 11:24-39
Regarding the creatures mentioned above, this is how you would become unclean: When you touch their dead bodies you will be unclean until evening.
Numbers 19:11-16
Those who touch a corpse are ritually unclean for seven days.
Luke 11:41
Give that which is within as charity. Then all things are clean for you.
Acts 10:15-16
The voice spoke to him again the second time: You stop calling defiled that which God has cleansed.
Acts 10:28
He said to them: You know that it is an unlawful thing for a man who is a Jew to keep company, or approach someone of another nation. But God revealed to me that I should not call any man defiled or unclean.
Romans 14:14
I know, and am persuaded by the Lord Jesus, that there is nothing unclean in itself. If someone thinks something is unclean it is unclean to him.
Romans 14:20
Do not tear down the work of God for the sake of food. All things indeed are pure; but it is evil for that man who eats with offense.
2 Corinthians 6:17
Therefore come out from among them and be separate (set off) (severed from them) (excluded from them), said Jehovah. Do not touch the unclean thing and I will receive you. (Isaiah 52:11) (Jeremiah 51:45)
Titus 1:15
To the pure all things are pure, but to those who are defiled and unbelieving nothing is pure. Both their mind and their conscience are defiled.