1 Corinthians 8:4

As to eating things, then, that have been offered to idols, we all know that no idol has any real existence, and that there is no God but one.

Treasury of Scripture Knowledge

Summary

And turn ye not aside: for then should ye go after vain things, which cannot profit nor deliver; for they are vain.

Vain things

Bible References

Vain things

1 Corinthians 8:4
As to eating things, then, that have been offered to idols, we all know that no idol has any real existence, and that there is no God but one.