The Prince of Wales and the Duchess of Cornwall, known as the Duke and Duchess of Rothesay when in Scotland, have arrived ahead of the Sunday service at Crathie Kirk near Balmoral Castle, during the annual Royal summer break at Balmoral.
The Duke of Edinburgh will be unable to attend the service as he remains in hospital receiving treatment for a bladder infection.
The Duke of Edinburgh was in good enough spirits when he left Aberdeen Hospital after a five-day stay that he shared a joke with the staff.
The Duke of Edinburgh joked with Aberdeen Royal Infirmary staff as he bid farewell after five nights of care for a bladder infection.
The Duke of Edinburgh has spent a third night in Aberdeen's Royal Infirmary and is said to be responding well to treatment