Numbers 19:16
Also, anyone in the open field who touches one who has been killed with a sword or who has died [of natural causes], or a human bone or a grave, shall be unclean for seven days.
Numbers 31:19
Camp outside the camp for seven days; whoever has killed any person and whoever has touched any dead body, purify yourselves and your captives, on the third day and on the seventh day.
Matthew 23:27
Numbers 19:11
‘The one who touches the dead body of any person shall be unclean for seven days.
Luke 11:44
Ezekiel 39:11-16
“And on that day I will give Gog a place for burial there in Israel, the valley of those who pass through east of the sea, and it will block the way of those who would pass through. So they will