In a rakugo entitled 'Hitome agari' (Stepping up One by One), the story progresses as follows: '賛 san (meaning praise, and pronounced the same as 3) =>詩 shi (poem, 4)=>語(悟) go (saying or enlightenment, 5), and skip roku (6) and get to Shichifukujin (Seven Deities of Good Luck), which turns out to be the base material of stories.
落語「一目あがり」で「賛→詩→語（悟）ときて（ロクがなくて）七福神」になるネタのはじまり。