4 Hear, O Israel: The LORD our God is one LORD:
Bible verses about "polytheism" | KJV_Cambridge
Deuteronomy 6:4
Exodus 20:4-5
4 Thou shalt not make unto thee any graven image, or any likeness of any thing that is in heaven above, or that is in the earth beneath, or that is in the water under the earth:
5 Thou shalt not bow down thyself to them, nor serve them: for I the LORD thy God am a jealous God, visiting the iniquity of the fathers upon the children unto the third and fourth generation of them that hate me;
John 1:1
1 In the beginning was the Word, and the Word was with God, and the Word was God.
Exodus 20:3
3 Thou shalt have no other gods before me.