Exodus 20:25

20:25 If you make me an altar of stone, you must not build it of stones shaped with tools, for if you use your tool on it you have defiled it.

Exodus 32:4

32:4 He accepted the gold from them, fashioned it with an engraving tool, and made a molten calf. Then they said, “These are your gods, O Israel, who brought you up out of Egypt.”