ㄖㄨˊˋshìㄨㄛˇㄨㄣˊwén

  1. 如是內容阿難自稱佛經開頭相傳釋迦牟尼圓寂弟子結集阿難背誦經典經典以此開始意謂的是這樣「……。」西元世紀末之前漢語使用如是世紀末第一次出現如是我聞以後

so I have heard (idiom)​, the beginning clause of Buddha's quotations as recorded by his disciple, Ananda (Buddhism)​