How agree the kettle and the earthen pot together? for if the one be smitten against the other, it shall be broken.

But the earthen vessel wherein it is sodden shall be broken: and if it be sodden in a brasen pot, it shall be both scoured, and rinsed in water.

And every earthen vessel, whereinto any of them falleth, whatsoever is in it shall be unclean; and ye shall break it.

Well, the pot is calling the kettle black...!

The pot calls the kettle black

And they shall be coupled together beneath, and they shall be coupled together above the head of it unto one ring: thus shall it be for them both; they shall be for the two corners.