Here's the whole Irish blessing, of which you have probably read bits and pieces. Found it when I Googled my Dad's name - warned you it was one of those days (in another thread) Weren't you payin' attention?
Scroll about 3/4 way down :
From Google:
Irish Toasts - An English translation of an ancient Gaelic prayer. Discovered by Frank A. Lawlor on a trip to Ireland in the 1950s.http://
www.stpatricksday.com/2002/toasts.html

Lots of other neat Irish toasts on the page!
Well, miscellany is the name of the forum, in't it?