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' ×××).
The Book of Psalms (Hebrew: ×ªÖ°Ö¼×Ö´×Ö´Ö¼××ââ or ×ª×××××â, Tehillim, praises), commonly referred to simply as Psalms or the Psalms, is the first book of the Ketuvim (Writings), the third section of the Hebrew Bible, and a book of the Christian Old Testament.