Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.

Class V. Words Releasing to the Voluntary Powers
Division (I) Individual Volition
Section III. Voluntary Action
2. Complex Voluntary Action

697. Precept.

   NOUN:PRECEPT, direction, instruction, charge; prescript, prescription; recipe, receipt; golden rule; maxim [See Maxim].
  rule, canon, law, code, corpus juris [L.], lex scripta [L.], convention; unwritten law; canon law; act, statute, rubric, stage direction, regulation; model, form, formula, formulary; technicality; nice point, fine point, norm.
  order (command) [See Command].