The final one, from 2: 00 a.m. to 6: 00 a.m., was the darkest and coldest and was the time it was most difficult to stay awake.
(‏ مزمور ١١٩ :‏ ١٤٨‏ )‏ قال الاخ برْنيت للتلاميذ :‏ « يجب ان تظلوا واعين .‏