Exodus 22:20
"He who sacrifices to any god, except to Yahweh only, shall be utterly destroyed.
Deuteronomy 17:2-5
If there be found in the midst of you, within any of your gates which Yahweh your God gives you, man or woman, who does that which is evil in the sight of Yahweh your God, in transgressing his covenant,
Numbers 25:7-8
When Phinehas, the son of Eleazar, the son of Aaron the priest, saw it, he rose up from the midst of the congregation, and took a spear in his hand;
Deuteronomy 13:1-15
If there arise in the midst of you a prophet, or a dreamer of dreams, and he give you a sign or a wonder,
Deuteronomy 18:20
But the prophet, who shall speak a word presumptuously in my name, which I have not commanded him to speak, or who shall speak in the name of other gods, that same prophet shall die."
Numbers 21:3
Yahweh listened to the voice of Israel, and delivered up the Canaanites; and they utterly destroyed them and their cities: and the name of the place was called Hormah.
Numbers 25:2-4
for they called the people to the sacrifices of their gods; and the people ate, and bowed down to their gods.
Joshua 23:15-16
It shall happen that as all the good things have come on you of which Yahweh your God spoke to you, so Yahweh will bring on you all the evil things, until he has destroyed you from off this good land which Yahweh your God has given you,