Psalm 81:9

there shall be no strange god in you; nor shall you worship any strange god.

Deuteronomy 32:12

Jehovah alone led him, and there was no strange god with him.

Isaiah 43:12

I have declared, and have saved, and I have shown, when there was no strange god among you; therefore you are My witnesses, says Jehovah, that I am God.

Exodus 20:3-5

You shall have no other gods before Me.

Deuteronomy 6:14

You shall not go after other gods, of the gods of the people all around you,

Psalm 44:20

If we have forgotten the name of our God, or stretched out our hands to a strange god,

Malachi 2:11

Judah has dealt treacherously, and an abomination is committed in Israel and in Jerusalem. For Judah has profaned the holy place of Jehovah, which He loves, and has married the daughter of a foreign god.

1 Corinthians 8:5-6

For though there are those who are called gods, whether in Heaven or in earth (as there are many gods and many lords),

Treasury of Scripture Knowledge

Summary

There shall no strange god be in thee; neither shalt thou worship any strange god.

General references

Bible References

There shall

Exodus 20:3
You shall have no other gods before Me.
1 Corinthians 8:5
For though there are those who are called gods, whether in Heaven or in earth (as there are many gods and many lords),

Strange

Deuteronomy 6:14
You shall not go after other gods, of the gods of the people all around you,
Deuteronomy 32:12
Jehovah alone led him, and there was no strange god with him.
Isaiah 43:12
I have declared, and have saved, and I have shown, when there was no strange god among you; therefore you are My witnesses, says Jehovah, that I am God.
Malachi 2:11
Judah has dealt treacherously, and an abomination is committed in Israel and in Jerusalem. For Judah has profaned the holy place of Jehovah, which He loves, and has married the daughter of a foreign god.

General references

Exodus 20:3
You shall have no other gods before Me.