Related Rule
Practice Relating to Rule 127. Respect for Convictions and Religious Practices of Persons Deprived of Their Liberty
Nigeria’s Manual on the Laws of War provides: “POWs [prisoners of war] should enjoy religious freedom provided that it does not disrupt routine discipline.” 
Nigeria, The Laws of War, by Lt. Col. L. Ode PSC, Nigerian Army, Lagos, undated, § 42.