Precept /(?)/

Pre·cept

Precept

n.
  1. Any commandment, instruction, or order intended as an authoritative rule of action; esp., a command respecting moral conduct; an injunction; a rule.
    For precept must be upon precept.
    — Isa. xxviii. 10.
    No arts are without their precepts.
  2. A command in writing; a species of writ or process. (Law)

Precept

v. t.
  1. To teach by precepts. [Obs.]