Whoever touches any dead body will be unclean for seven days.

Acts 21:26
So the next day Paul took the men and purified himself along with them. Then he entered the temple to give notice of the date when their purification would be complete and the offering would be made for each of them.

Acts 21:27
When the seven days were almost over, some Jews from the province of Asia saw Paul at the temple. They stirred up the whole crowd and seized him,

Leviticus 5:2
Or if a person touches anything unclean--whether the carcass of any unclean wild animal or livestock or crawling creature--even if he is unaware of it, he is unclean and guilty.

Leviticus 21:1
Then the LORD said to Moses, "Speak to Aaron's sons, the priests, and tell them that a priest is not to defile himself for a dead person among his people,

Leviticus 21:11
He must not go near any dead body; he must not defile himself, even for his father or mother.

Numbers 5:2
"Command the Israelites to send away from the camp anyone with a skin disease, anyone who has a bodily discharge, and anyone who is defiled by a dead body.

Numbers 6:6
Throughout the days of his separation to the LORD, he must not go near a dead body.

Numbers 9:6
But there were some men who were unclean due to a dead body, so they could not observe the Passover on that day. And they came before Moses and Aaron that same day

Numbers 31:19
All of you who have killed a person or touched the dead are to remain outside the camp for seven days. On the third day and the seventh day you are to purify both yourselves and your captives.

Isaiah 52:11
Depart, depart, go out from there! Touch no unclean thing; come out from it, purify yourselves, you who carry the vessels of the LORD.

He that touches the dead body of any man shall be unclean seven days.