From Longman Dictionary of Contemporary EnglishHoly WritˌHoly ˈWrit noun [uncountable] 1 TRUEwriting or instructions that people treat as if it were completely true in every detail Lenin’s word was by no means accepted as holy writ.2 old-fashionedRRC the Bible
Examples from the Corpus
Holy Writ• The stars, medicine and Holy Writ were among the subjects he covered. 