Alan: similar words to those can be found on the fly-leaves of thousands of old bibles and school books, samplers and the like (and gravestones, too), dating back several centuries. See at least one previous discussion here for numerous examples from the UK and America.

I don't think it was ever a song as such, though doubtless it has occasionally been sung. The tune used here struck me as a modern make-me-up from someone who isn't very familiar with traditional English music, but of course I could be quite wrong about that.