Joshua 6:18

6:18 But be careful when you are setting apart the riches for the Lord. If you take any of it, you will make the Israelite camp subject to annihilation and cause a disaster.

Deuteronomy 7:26

7:26 You must not bring any abhorrent thing into your house and thereby become an object of divine wrath along with it. You must absolutely detest and abhor it, for it is an object of divine wrath.

Haggai 2:13-14

2:13 Then Haggai asked, “If a person who is ritually unclean because of touching a dead body comes in contact with one of these items, will it become unclean?” The priests answered, “It will be unclean.”

2:14 Then Haggai responded, “‘The people of this nation are unclean in my sight,’ says the Lord. ‘And so is all their effort; everything they offer is also unclean.