Exodus 22:20

"Whoever sacrifices to any god, other than the LORD alone, shall be devoted to destruction.

Deuteronomy 17:2-5

"If there is found among you, within any of your towns that the LORD your God is giving you, a man or woman who does what is evil in the sight of the LORD your God, in transgressing his covenant,

Numbers 25:7-8

When Phinehas the son of Eleazar, son of Aaron the priest, saw it, he rose and left the congregation and took a spear in his hand

Deuteronomy 13:1-15

"If a prophet or a dreamer of dreams arises among you and gives you a sign or a wonder,

Deuteronomy 18:20

But the prophet who presumes to speak a word in my name that I have not commanded him to speak, or who speaks in the name of other gods, that same prophet shall die.'

Numbers 21:3

And the LORD heeded the voice of Israel and gave over the Canaanites, and they devoted them and their cities to destruction. So the name of the place was called Hormah.

Numbers 25:2-4

These invited the people to the sacrifices of their gods, and the people ate and bowed down to their gods.

Joshua 23:15-16

But just as all the good things that the LORD your God promised concerning you have been fulfilled for you, so the LORD will bring upon you all the evil things, until he has destroyed you from off this good land that the LORD your God has given you,

Treasury of Scripture Knowledge

Summary

He that sacrificeth unto any god, save unto the LORD only, he shall be utterly destroyed.

Bible References

Sacrificeth

Numbers 25:2
These invited the people to the sacrifices of their gods, and the people ate and bowed down to their gods.
Deuteronomy 13:1
"If a prophet or a dreamer of dreams arises among you and gives you a sign or a wonder,
Deuteronomy 17:2
"If there is found among you, within any of your towns that the LORD your God is giving you, a man or woman who does what is evil in the sight of the LORD your God, in transgressing his covenant,
Deuteronomy 18:20
But the prophet who presumes to speak a word in my name that I have not commanded him to speak, or who speaks in the name of other gods, that same prophet shall die.'

Utterly

Numbers 21:3
And the LORD heeded the voice of Israel and gave over the Canaanites, and they devoted them and their cities to destruction. So the name of the place was called Hormah.
Joshua 23:15
But just as all the good things that the LORD your God promised concerning you have been fulfilled for you, so the LORD will bring upon you all the evil things, until he has destroyed you from off this good land that the LORD your God has given you,

The Holy Bible, English Standard Version® copyright © 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.