the above sentence; the foregoing remark
preamble (to a statute, constitution, etc.)
opening part of a letter (used for season's greetings, asking after someone's health, etc.)
前文に誤りがあった。
There was an error in the preceding text.
前文の内容をもとに次の段落を書いた。
I wrote the next paragraph based on the content of the preceding text.
前文に示した通り、規約の変更が決まった。
As stated in the foregoing, the revision of the rules has been decided.