The legend of St. Patrick was fabricated.The designation or title of ‘saint’ for Patrick has never been acknowledged by any of the Roman Catholic Popes. We are told that in the later years of his life he travelled all over Ireland building churches, digging wells, killing dragons, snakes and reptiles that did not exist. He burned 150 Druid books that did not exist, prayed for old Arch Druids to die, killed or caused 800 Druids to be killed and had a female follower who was close to him disappear linked to a she-beast story, and he caused two princesses to die by his baptism
read the full article:
https://www.celticdruidtemple.com/thetruestoryofstpatrick.html
If his own confessions are to be believed Patrick burned 150 Druid Books and on Tara he caused a competition with a Druid Book and the Bible to be thrown into a barrel of water – needless to say the Druid Book sank proving that the Bible was a better book. There is also a story about Patrick and two Pagan Celtic Princesses – which he caused to die at the Ogulla Well in today’s Co. Roscommon.
https://www.celticdruidtemple.com/blog/he-burned-many-druid-books-if-he-is-to-be-believed