Ioannes Xiphilinos' determination as patriarch was to perform the liturgy daily, though many subordinates did not

Summary:
Ioannes Xiphilinos' major insistence was that he should be faithful in daily performance of the liturgy - though not all his subordinate clergy were able to live up to his example 
Dates:
1064 
Ioannes VIII Xiphilinos, patriarch of Constantinople (Ioannes 18)
  • His major insistence was that he should be faithful in daily performance of the liturgy - though not all his subordinate clergy were able to live up to his example (:) Psellos Xiphilinos 421