Acts 19:26

and ye see and hear how not only at Ephesus, but almost through all Asia, this fellow Paul, by his persuasions, hath perverted a vast multitude, affirming that they are not gods which are made with hands:

Acts 19:35

Then the recorder having quieted the multitude, said, Men of Ephesus, who indeed is the man that doth not know that the city of the Ephesians is wholly devoted to the great goddess Diana, and to the image which fell down from Jupiter?

1 Corinthians 10:19-20

What do I say then? that an idol is any thing, or that which is sacrificed to an idol is any thing?

Treasury of Scripture Knowledge

Summary

Their idols are silver and gold, the work of men's hands.

Bible References

Their idols

Acts 19:26
and ye see and hear how not only at Ephesus, but almost through all Asia, this fellow Paul, by his persuasions, hath perverted a vast multitude, affirming that they are not gods which are made with hands:
1 Corinthians 10:19
What do I say then? that an idol is any thing, or that which is sacrificed to an idol is any thing?