Deuteronomy 13:17
Nothing of the devoted thing shall cling to your hand, that the LORD may turn from the fierceness of his anger and show you mercy, and have compassion on you and multiply you, as he has sworn to your fathers,
World English Bible (Public Domain)
In context
Before · Deuteronomy 13:15–16
15you shall surely strike the inhabitants of that city with the edge of the sword, destroying it utterly, with all that is therein and its livestock, with the edge of the sword. 16You shall gather all its plunder into the middle of its street, and shall burn with fire the city, with all of its plunder, to the LORD your God. It shall be a heap forever. It shall not be built again.
17Nothing of the devoted thing shall cling to your hand, that the LORD may turn from the fierceness of his anger and show you mercy, and have compassion on you and multiply you, as he has sworn to your fathers,
After · Deuteronomy 13:18
18when you listen to the LORD your God’s voice, to keep all his commandments which I command you today, to do that which is right in the LORD your God’s eyes.