This Bible contradiction is from the Skeptic's Annotated Bible.
Exodus 20:4 View context
Thou shalt not make unto thee any graven image, or any likeness [of any thing] that [is] in heaven above, or that [is] in the earth beneath, or that [is] in the water under the earth:
Deuteronomy 4:16-18 View context
Lest ye corrupt [yourselves], and make you a graven image, the similitude of any figure, the likeness of male or female,
The likeness of any beast that [is] on the earth, the likeness of any winged fowl that flieth in the air,
The likeness of any thing that creepeth on the ground, the likeness of any fish that [is] in the waters beneath the earth:
Deuteronomy 27:15 View context
Cursed [be] the man that maketh [any] graven or molten image, an abomination unto the LORD, the work of the hands of the craftsman, and putteth [it] in [a] secret [place]. And all the people shall answer and say, Amen.
2 Kings 18:3-4 View context
And he did [that which was] right in the sight of the LORD, according to all that David his father did.
He removed the high places, and brake the images, and cut down the groves, and brake in pieces the brasen serpent that Moses had made: for unto those days the children of Israel did burn incense to it: and he called it Nehushtan.
Exodus 25:18 View context
And thou shalt make two cherubims [of] gold, [of] beaten work shalt thou make them, in the two ends of the mercy seat.
Numbers 21:8 View context
And the LORD said unto Moses, Make thee a fiery serpent, and set it upon a pole: and it shall come to pass, that every one that is bitten, when he looketh upon it, shall live.