Соответствующая норма
Practice Relating to Rule 27. Religious Personnel
Zimbabwe’s Code of Conduct for Combatants (1993), under the heading “Distinctive signs”, in a section on “[R]eligious personnel (military and civilian)”, lists the red cross, red crescent and red crystal on a white ground and states: “Respect those bearing and objects marked with such signs.” 
Zimbabwe, Code of Conduct for Combatants, Joint publication of the Zimbabwe Defence Forces and the International Committee of the Red Cross Regional Delegation in Harare, 1993, p. 12.
According to the Report on the Practice of Zimbabwe, Zimbabwe regards the protection of religious personnel from attack as being a rule of customary international law. 
Report on the Practice of Zimbabwe, 1998, Chapter 2.7.