Deuteronomy 6:14
Do not follow other gods, the gods of the peoples around you,
Jeremiah 25:6
Do not follow other gods to serve them and to worship them,
Deuteronomy 8:19
If you ever forget the Lord your God and go after other gods to worship and bow down to them, I testify against you today that you will perish.
Deuteronomy 11:28
and a curse, if you do not obey the commands of the Lord your God and you turn aside from the path I command you today by following other gods you have not known.
Deuteronomy 13:7
any of the gods of the peoples around you, near you or far from you, from one end of the earth to the other—
Exodus 34:14-16
You are never to bow down to another god because Yahweh, being jealous
1 John 5:21
Little children, guard yourselves from idols.