Book of Solitarius

This book will grant miracles to its holder while reading it in and before battles. If you read the book while praying you will get a static boost on attack roles, healing and shield spells. You can use the book either as a bonus action to boost attacks or spells for one round and/or you can use it before battles to get a boost that will last until the next rest. To complete a prayer to this book you need to roll a d20. If you pray while using this book before battles you can add your proficiency bonus and your spellcasting modifier to the in-battle d20 results.   You can move and do light activities while reading the book.   The in battle bonuses is as the following; 8+ = 2, 10+ = 4, 12+ = 5, 14+ = 6, 16+ = 7, 18+ = 8, 20+ = 12.