chained_bear commented on the word mackerel-snapper I get the fish-eater thing, but I don't know why non-Catholics wouldn't want mackerel--evidenced by the use of the term in a disparaging phrase. (Or wouldn't want snapper, for that matter.)
Psalm 1 is the first of the Psalms in the Hebrew Bible. Like many of the psalms, it contrasts the  righteous  person (tzadik ×¦×××§) to the wicked or ungodly (rasha` ×¨×©×¢) or the  sinner  (chatta' ×××).
Psalm 117 is the 117th psalm of the Book of Psalms. With just two verses and sixteen words in Hebrew, it is the shortest of all 150 psalms. It is the 595th of the 1,189 chapters of the King James Version of the Bible, making it the middle chapter. It is also the shortest chapter in this version of the Bible.