Devoted items
A custom of devoting objects to a deity which resulted in the necessity of the item's destruction.
Key passages
Dt 7:26

And you must not bring a detestable thing into your house, or you will become a thing devoted to destruction like it; you must utterly detest it, and you must utterly abhor it, for it is an object devoted to destruction.

Dt 13:17

And let not something cling to your hand from the things devoted to destruction, so that Yahweh may turn back from his burning anger, and he may show compassion to you and he may continue to show compassion and so multiply you just as he swore to your ancestors,

Jos 7:1

But the Israelites broke faith concerning the devoted things. Achan son of Carmi son of Zabdi son of Zerah, of the tribe of Judah, took from the devoted things; and Yahweh’s anger was kindled against the Israelites.

Jos 7:12–15

The Israelites were unable to stand before their enemies; they fled from their enemies because they have become a thing devoted for destruction. I will be with you no more unless you destroy the devoted things from among you. Get up, sanctify the people, and say, ‘Sanctify yourselves …

Jos 7:24–25

Then Joshua, and all Israel with him, took Achan son of Zerah, the silver, the robe, the bar of gold, his sons and daughters, his cattle and donkeys, his sheep, his tent, and everything that was his, and they brought them to the valley of Achor. And Joshua said, “Why did you …