Westminister Shorter Catechism
Q. 51.) What is forbidden in the second commandment?
A. 51.) The second commandment forbiddeth the worshipping of God by
images,(1) or any other way not appointed in his word.(2)
(1) Deuteronomy 4:15-19; Exodus 32:5, 8;
(2) Deuteronomy 12:31-32;