Related Clues:

• Old taxman visiting Amsterdam at the weekend
• Apostle who wrote a gospel
• Doctrine has a male deity returning
• Puppy feeder perhaps in principle?
• Belief one’s all-powerful overturned!
• Before sun at zenith, bringer of light travelling east in principle
• Belief mother is after spaniel, say
• Unquestioned set of principles
• Doctrine of boxer, possibly, with university degree
• "Facts!"
• Rhys who plays Perry Mason
• Established beliefs
• Follow parent, in principle
• Matter taken on faith
• Any of the four Gospels