Ratio legis (reason or spirit of the law) is a Latin phrase used in the legal language to indicate the logical element of the law, or the purpose that animated the legislator in the enactment of the law.
دلیل قانون (دلیل حکما) / روح قانون / ضرورت قانون
=>دلیل قانون یا دلیل حکما یکی از ادله قدیمی در اثبات نبوت عامه است.
Provision: a statement within an agreement or a law that a particular thing must happen or be done, especially before another can happen or be done.
شرط/بند/تبصره (رشته حقوق)
legal provision:
شرط/بند/تبصره قانونی (شرعی، حقوقی)