Acts 19:26

And now you have seen and heard, not only here in Ephesus, but throughout almost all of [the province of] Asia, that this Paul has been convincing people, [even] to the point of turning many away [from idol worship]. [He is] saying that hand-made gods [like we make] are not real [gods at all].

1 Corinthians 8:4

Now concerning [the matter of] eating foods [once] offered as sacrifices to idols, we know that an idol is [really] nothing in the world [at all], and that there is only one God.

Treasury of Scripture Knowledge

Summary

For all the gods of the nations are idols: but the LORD made the heavens.

Bible References

For

Acts 19:26
And now you have seen and heard, not only here in Ephesus, but throughout almost all of [the province of] Asia, that this Paul has been convincing people, [even] to the point of turning many away [from idol worship]. [He is] saying that hand-made gods [like we make] are not real [gods at all].
1 Corinthians 8:4
Now concerning [the matter of] eating foods [once] offered as sacrifices to idols, we know that an idol is [really] nothing in the world [at all], and that there is only one God.