 What followed was a ceremony laid down by Arthur 's grandmother Lady Margaret Beaufort : the bed was sprinkled with holy water , after which Catherine was led away from the wedding feast by her ladies @-@ in @-@ waiting . She was undressed , veiled and " reverently " laid in bed , while Arthur , " in his shirt , with a gown cast about him " , was escorted by his gentlemen into the bedchamber , while viols and tabors played . The Bishop of London blessed the bed and prayed for the marriage to be fruitful , after which the couple were left alone . This is the only public bedding of a royal couple recorded in Britain in the 16th century . 
