Who said "Death resides in the bowels?"?

Question

Who said "Death resides in the bowels?"?

Answer 1

It is either a well known poisoner or my doctor.

Answer 2

The illicit gastroentrologist who does colonscopies but doesn't know how, and first gets life insurance on his patients?

Answer 3

Arthur r****m De'ath

Answer 4

...Hippocrates, the ancient Greek medical philosopher, refers to the large intestine in his writings on "death resides in the bowels"...

...According to ancient Chinese wisdom death resides in the bowels...

Are the only two references I can find.

Both are from sites advertising health food products for the gullible, so I would not be to sure either is correct.